You are given a sentence from a conversation between a human and a virtual assistant. Your task is to identify whether the sentence is a question or not. Answer with Yes or No.

Q: Yes, sounds great. Do they serve liquor at the restaurant?

A: Yes
****
Q: I want to watch Viva Las Vegas, but make sure it has subtitles.

A: No
****
Q: Great, have a good day!

A:
No
****