Artificial intelligence assistant has become a powerful assistant in our lives. Google Assistant, as the leader among them, has won the love of users with its powerful functions and convenient operation. Google Assistant is an intelligent assistant software developed by Google, which can understand the user's intention and provide corresponding services through speech recognition and natural language processing technology. Users only need to use voice commands or text input to interact with Google Assistant, get weather, news, traffic and other information, schedule, online shopping and other operations. Google Assistant supports multiple languages and can be used on multiple devices such as mobile phones, smart speakers, and smart TVS.