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]: I want to watch The Mustang.
[A]: No


[Q]: Yes, that sounds right. What's their number, and do they serve alcohol?
[A]: Yes


[Q]: Yes, that's correct. Does this restaurant serve liquor?
[A]:
Yes