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 perfect. Do they serve liquor or have live music?
[A]: Yes


[Q]: Yes that's good. Do they serve liquor there?
[A]: Yes


[Q]: My old college roommates are visiting me soon, and I would like to make a reservation at an upscale restaurant to impress them. Do you know of any such places nearby?
[A]:
No