diff --git a/.env-example b/.env-example
new file mode 100644
index 0000000..b003e1b
--- /dev/null
+++ b/.env-example
@@ -0,0 +1,4 @@
+TWILIO_ACCOUNT_SID=
+TWILIO_AUTH_TOKEN=
+GOOGLE_APPLICATION_CREDENTIALS=absolute path to google service account.json
+PORT=3000
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
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--- /dev/null
+++ b/.gitignore
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+.nyc_output/
+coverage/
+node_modules/
+npm-debug.log
+package-lock.json
+test/*.log
+gcp-credentials.json
+.env
\ No newline at end of file
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..aceaa63
--- /dev/null
+++ b/README.md
@@ -0,0 +1 @@
+# Twilio Whatsapp dialogflow 
\ No newline at end of file
diff --git a/index.js b/index.js
new file mode 100644
index 0000000..975e0f6
--- /dev/null
+++ b/index.js
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+require('dotenv').config();
+
+const express = require('express');
+const app = express();
+const PORT = process.env.port || 3000;
+
+const twilioClient = require('twilio')(
+	process.env.TWILIO_ACCOUNT_SID,
+	process.env.TWILIO_AUTH_TOKEN,
+);
+
+const dialogflow = require('@google-cloud/dialogflow');
+const sessionClient = new dialogflow.SessionsClient();
+
+// twilio sends application/x-www-form-urlencoded
+app.use(express.urlencoded({ extended: true }))
+
+app.use(express.json());
+
+app.post('/whatsapp', async function(req, res) {
+
+	const from = req.body.From;
+	const to = req.body.To;
+	const body = req.body.Body;
+
+	// session for current user
+	const projectId = await sessionClient.getProjectId();
+	const sessionPath = sessionClient.projectAgentSessionPath(projectId, from);
+
+	// query dialogflow
+	const response = await sessionClient.detectIntent({
+		session: sessionPath,
+		queryInput: {
+			text: {
+				text: body,
+				languageCode: 'en-US',
+			}
+		}
+	});
+
+
+	// handle emi due date action
+	if(response[0].queryResult.action == 'emi.due-date') {
+		let dueDate = new Date();
+		dueDate.setTime(dueDate.getTime() + 5*24*60*60*1000);
+		
+		let dueAmount = "$200";
+
+		await twilioClient.messages.create({
+			from: to,
+			to: from,
+			body: `Your next emi of ${dueAmount} is on ${dueDate.toDateString()}.`
+		});
+
+		res.status(200).end();
+		return
+	}
+
+	// relay message sent by dialogflow directly to user
+	// message can be in two formats
+	// 1) Normal String response
+	// 2) Json Object with url and text properies
+	// 		url: publically accessible url of image
+	// 		text: additional text
+	const messages = response[0].queryResult.fulfillmentMessages;
+	for (const message of messages) {
+
+		// normal text message
+		if(message.text) {
+			await twilioClient.messages.create({
+				from: to,
+				to: from,
+				body: message.text.text[0],
+			});
+		}
+
+		// response payload
+		if(message.payload) {
+			let url = '';
+			let text = '';
+
+			if(message.payload.fields.media_url) {
+				url = message.payload.fields.media_url.stringValue;	
+			}
+
+			if(messages.payload.fields.text) {
+				text = message.payload.fields.text.stringValue
+			}
+
+			await twilioClient.messages.create({
+				from: to,
+				to: from,
+				body: text,
+				mediaUrl: url,
+			});
+		}
+	}
+
+	res.status(200).end();
+});
+
+app.listen(PORT, () => {
+	console.log(`Listening on ${PORT}`);
+});
\ No newline at end of file
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..6d5c6e2
--- /dev/null
+++ b/package.json
@@ -0,0 +1,17 @@
+{
+  "name": "twilio-whatsapp",
+  "version": "1.0.0",
+  "description": "integrate twilio with whatsapp",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "@google-cloud/dialogflow": "^3.3.0",
+    "dotenv": "^8.2.0",
+    "express": "^4.17.1",
+    "twilio": "^3.53.0"
+  }
+}