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, all of those details are correct.
[A]: No


[Q]: I want a reservation for Hisui in Vacaville at, say, quarter to 8 in the evening.
[A]: No


[Q]: Does the restaurant serve alcohol?
[A]:
Yes