system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
Who is William B. Davis?


assistant
William B. Davis is a Canadian actor. He was born in Toronto, Canada, on January 13, 1938. He is best known for his role of the Cigarette Smoking Man on "The X-Files."