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, actually I want the reservation at Celia's in SFO.

A: No
****
Q: Which city should I search in? What kind of food are you looking for?

A: Yes
****
Q: Yes that is perfect.

A:
No
****