Building a Persona Bot

In the last chapter, we built a chatbot to talk about weather information over Facebook Messenger. Although we were able to have a conversation with it, it was mainly by the use of buttons that were made available by the deployment platform. However, in order to make the chatbot sound more natural, we need to allow users to chat with the chatbot using natural language. This means that the chatbot needs to be able to process users' utterances, understand them and identify the most appropriate response to give back to the user. In this chapter, we will explore how we can process natural language inputs from the user using a tool from Google called Dialogflow (previously called API.AI) to build a chatbot that can understand natural language input from the user. We will deploy the chatbot on two platforms: web chat and Facebook Messenger. We will explore...