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, that sounds right. What's their number, and do they serve alcohol?

A: Yes
****
Q: Thank you, that's all I need for now.

A: No
****
Q: I need a reservation to a restaurant.

A:
No
****