Here are some ready made bots developed by Kommunicate team using Dialogflow. Download the bots from here and import into Dialogflow console. Integrate the bot with kommunicate and let it resolve your customers queries.
Kommunicate support bot
Kommunicate Support Bot makes life easier for you by qualifying the customers coming in chat. The actionable rich messaging powered bot can reply based on whether users are on chat for general queries, technical queries or scheduling a demo. You can use this sample to build a qualifying bot of your own.
Download the kommunicate support bot from here.