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 are the main cast of It's Always Sunny in Philadelphia?


assistant
The main cast of the TV show It's Always Sunny in Philadelphia are Charlie Day, Rob McElhenney, Glenn Howerton, Kaitlin Olson, Danny DeVito, and Mary Elizabeth Ellis.