Chatbots for Beginners: A Complete Guide to Build Chatbots - Chatbot Development with AWS Lex and AWS Lambda: Testing ou

The video tutorial covers the use of Amazon Lex for building a hotel booking chatbot. It demonstrates the process of testing the bot, including input validation for city names and the booking process. The tutorial explains the use of fulfillment hooks and how to integrate the system with AWS Lambda for database operations. The course highlights the importance of connecting Lex and Lambda and introduces future topics like integrating the chatbot with WhatsApp using Twilio.

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

What is the significance of connecting the system with a Lambda function?