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]: Sure, which city?
[A]: Yes


[Q]: To be clear, you would like to watch Hellboy? It will play without subtitles.
[A]: No


[Q]: Make the reservation in SF at 11:30 in the morning.
[A]:
No