Chatbots Development with Amazon Lex - Testing Our Chatbot

The video tutorial covers the use of Amazon Lex for creating a chatbot that can book hotels. It demonstrates the setup and testing of the chatbot, including input validation for supported cities. The tutorial explains the integration of Amazon Lex with AWS Lambda for fulfilling booking intents. It concludes with a discussion on future applications, such as integrating the chatbot with WhatsApp using Twilio.

Explain the role of the fulfillment hook in the hotel booking process.

What technologies are mentioned for integrating the chat bot with other platforms?