Voice Assistant Platforms
A voice assistant is a digital assistant that uses voice recognition, speech synthesis, and natural language processing (NLP) to provide a service through a particular application.
Learn More About Voice Assistants https://www.smartsheet.com/voice-assistants-artificial-intelligence
There are some of the most popular virtual assistants in the United States. There are others out there. See more here: https://en.wikipedia.org/wiki/Virtual_assistant