Dialog flow can be used to create new agents which can be then used to create Google Action apps or Web Chat bot
Go to https://dialogflow.cloud.google.com/#/agents
Then click on “Create the agent” at the top and then fill the fields as shown .Here either you can create a new project or choose one of the existing Google Projects
As soon as agent is created,
Here you can see something like “Intents”, “Entities”, “Knowledge”, “Fulfillment”, “Integrations” where you can setup your agent and use it like a chat bot .Will explain about each and everything in the coming posts