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]: What kind of food are you looking for? An example can be Chinese, American or anything else.
[A]: Yes


[Q]: Can I help you with anything else?
[A]: Yes


[Q]: Yes, do they serve liquor?
[A]:
Yes