New Delhi, Feb. 27 -- Burger King is introducing an artificial intelligence chatbot called "Patty" to help its restaurant employees. It is part of a larger system called BK Assistant. The AI assistant is currently being tested in about 500 restaurants.

Patty will help workers with tasks like preparing meals and answering work-related questions. The chatbot will work through the headsets that staff already use.

The AI assistant will also analyse how employees interact with customers. It will look for polite words and phrases such as "welcome to Burger King", "please" and "thank you". Managers can ask the system how their outlet is performing in terms of friendliness.

According to the company, this tool is not intended to punish employee...