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.

[EX Q]: In which city do I need to make the reservation
[EX A]: Yes

[EX Q]: You would like to watch JT LeRoy without subtitles, correct?
[EX A]: No

[EX Q]: Thats all i want, thanks
[EX A]:
No