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]: No, that doesn't work for me
[A]: No


[Q]: Okay. At what time would you like to eat there?
[A]: Yes


[Q]: What metropolis do you want me to look in, and when do you want the booking?
[A]:
Yes