Provided are systems and methods of a chatbot that can response on behalf of a first user during a three-way chat communication including multiple users and the chatbot. In one example, the method may include receiving a chat message transmitted from a first user device to a second user device, determining, via a machine learning model, an intent of the received chat message, detecting a suggested response based on the determined intent and external data, determining a confidence value for the suggested response based on a source of the suggested response, and outputting the suggested response when the confidence value is above a predetermined threshold via a chatbot of the chat application that is displayed within a user interface of the chat application on the second user device.