diff --git a/back/dist/app.js b/back/dist/app.js
index 096f6e5..17b88ae 100644
--- a/back/dist/app.js
+++ b/back/dist/app.js
@@ -1,12 +1,26 @@
 import express from 'express';
 import { createClient } from 'hafas-client';
 import { profile as dbProfile } from 'hafas-client/p/db/index.js';
+import { profile as vbbProfile } from 'hafas-client/p/vbb/index.js';
+import { profile as pkpProfile } from 'hafas-client/p/pkp/index.js';
+import { profile as irishProfile } from 'hafas-client/p/irish-rail/index.js';
+import { profile as oebbProfile } from 'hafas-client/p/oebb/index.js';
+import { profile as luProfile } from 'hafas-client/p/mobiliteit-lu/index.js';
+import { profile as zvvProfile } from 'hafas-client/p/zvv/index.js';
 const app = express();
 const port = 3000;
 // Adapt this to your project! createClient() won't work with this string.
 const userAgent = 'sperwing@sperwing.de';
 // create a client with the Deutsche Bahn profile
 const client = createClient(dbProfile, userAgent);
+let clients = new Map();
+clients.set("db", client);
+clients.set("vbb", createClient(vbbProfile, userAgent));
+clients.set("zvv", createClient(zvvProfile, userAgent));
+clients.set("pkp", createClient(pkpProfile, userAgent));
+clients.set("irish", createClient(irishProfile, userAgent));
+clients.set("oebb", createClient(oebbProfile, userAgent));
+clients.set("lu", createClient(luProfile, userAgent));
 app.use((req, res, next) => {
     res.append('Access-Control-Allow-Origin', ['*']);
     res.append('Access-Control-Allow-Methods', 'GET,PUT,POST,DELETE');
@@ -14,15 +28,47 @@ app.use((req, res, next) => {
     next();
 });
 app.get('/', (req, res) => {
-    client.journeys('8011167', '8000261', { results: 1 }).then(result => res.send(result));
+    client.journeys('8011167', '8000261', { results: 1 }).then(result => res.send(result)).catch(error => res.status(500).send(error));
 });
 app.get('/searchStation', (req, res) => {
-    let query = req.query;
-    client.locations(query.text, { results: 1 }).then(result => res.send({ name: result[0].name, id: result[0].id }));
+    if (!req.query || !req.query.text) {
+        res.send([]);
+    }
+    else {
+        let query = req.query;
+        clients.get((String)(req.query.service)).locations(query.text, { results: 1 }).then(result => res.send({ name: result[0].name, id: result[0].id })).catch(error => res.status(500).send(error));
+    }
+});
+app.get('/searchStations', (req, res) => {
+    console.log(req);
+    if (!req.query || !req.query.text) {
+        res.send([]);
+    }
+    else {
+        let query = req.query;
+        try {
+            clients.get((String)(req.query.service)).locations(query.text, { results: 6 }).then(result => res.send(result.map(entry => { return { name: entry.name, id: entry.id }; }))).catch(error => res.status(500).send(error));
+        }
+        catch (e) {
+            res.status(500).send(e);
+        }
+    }
 });
 app.get('/searchConnection', (req, res) => {
-    let query = req.query;
-    client.journeys(query.from, query.to, { results: 5 }).then(result => res.send(result.journeys)).catch(error => res.sendStatus(500));
+    if (!req.query || !req.query.from || !req.query.to || !req.query.date || !req.query.service) {
+        console.log(req.query);
+        res.send([]);
+    }
+    else {
+        let query = req.query;
+        let date = new Date((String)(req.query.date));
+        try {
+            clients.get((String)(req.query.service)).journeys(query.from, query.to, { results: 5, departure: date }).then(result => res.send(result.journeys)).catch(error => res.status(500).send(error));
+        }
+        catch (e) {
+            res.status(500).send(e);
+        }
+    }
 });
 app.listen(port, () => {
     return console.log(`Express is listening at http://localhost:${port}`);
diff --git a/back/dist/app.js.map b/back/dist/app.js.map
index 8326c71..47e7ad5 100644
--- a/back/dist/app.js.map
+++ b/back/dist/app.js.map
@@ -1 +1 @@
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\ No newline at end of file
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\ No newline at end of file
diff --git a/back/src/app.ts b/back/src/app.ts
index d77d5d7..40f2299 100644
--- a/back/src/app.ts
+++ b/back/src/app.ts
@@ -1,6 +1,12 @@
 import express from 'express';
-import {createClient} from 'hafas-client'
+import {createClient, HafasClient} from 'hafas-client'
 import {profile as dbProfile} from 'hafas-client/p/db/index.js'
+import {profile as vbbProfile} from 'hafas-client/p/vbb/index.js'
+import {profile as pkpProfile} from 'hafas-client/p/pkp/index.js'
+import {profile as irishProfile} from 'hafas-client/p/irish-rail/index.js'
+import {profile as oebbProfile} from 'hafas-client/p/oebb/index.js'
+import {profile as luProfile} from 'hafas-client/p/mobiliteit-lu/index.js'
+import {profile as zvvProfile} from 'hafas-client/p/zvv/index.js'
 const app = express();
 const port = 3000;
 
@@ -9,6 +15,14 @@ const userAgent = 'sperwing@sperwing.de'
 
 // create a client with the Deutsche Bahn profile
 const client = createClient(dbProfile, userAgent)
+let clients = new Map<string, HafasClient>();
+clients.set("db", client);
+clients.set("vbb", createClient(vbbProfile, userAgent));
+clients.set("zvv", createClient(zvvProfile, userAgent));
+clients.set("pkp", createClient(pkpProfile, userAgent));
+clients.set("irish", createClient(irishProfile, userAgent));
+clients.set("oebb", createClient(oebbProfile, userAgent));
+clients.set("lu", createClient(luProfile, userAgent));
 
 app.use((req, res, next) => {
     res.append('Access-Control-Allow-Origin', ['*']);
@@ -18,15 +32,42 @@ app.use((req, res, next) => {
 });
 
 app.get('/', (req, res) => {
-    client.journeys('8011167', '8000261', {results: 1}).then(result => res.send(result));
+    client.journeys('8011167', '8000261', {results: 1}).then(result => res.send(result)).catch(error => res.status(500).send(error));
 });
 app.get('/searchStation', (req, res) => {
-    let query: any = req.query;
-    client.locations(query.text, {results:1}).then(result => res.send({name: result[0].name, id:result[0].id}));
+    if(!req.query || !req.query.text){
+        res.send([]);
+    } else {
+        let query: any = req.query;
+        clients.get((String) (req.query.service)).locations(query.text, {results:1}).then(result => res.send({name: result[0].name, id:result[0].id})).catch(error => res.status(500).send(error));
+    }
+});
+app.get('/searchStations', (req, res) => {
+    console.log(req)
+    if(!req.query || !req.query.text){
+        res.send([]);
+    } else {
+        let query: any = req.query;
+        try {
+            clients.get((String) (req.query.service)).locations(query.text, {results:6}).then(result => res.send(result.map(entry => {return {name:entry.name, id:entry.id}}))).catch(error => res.status(500).send(error));
+        } catch (e) {
+            res.status(500).send(e)
+        }
+    }
 });
 app.get('/searchConnection', (req, res) => {
-    let query: any = req.query;
-    client.journeys(query.from, query.to,{results:5}).then(result => res.send(result.journeys)).catch(error => res.sendStatus(500));
+    if(!req.query || !req.query.from || !req.query.to || !req.query.date || !req.query.service){
+        console.log(req.query);
+        res.send([]);
+    } else {
+        let query: any = req.query;
+        let date: Date = new Date((String)(req.query.date));
+        try {
+            clients.get((String) (req.query.service)).journeys(query.from, query.to,{results:5, departure:date}).then(result => res.send(result.journeys)).catch(error => res.status(500).send(error));
+        } catch (e) {
+            res.status(500).send(e)
+        }
+    }
 });
 
 app.listen(port, () => {