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]: No, that's not correct it's for four people.
[EX A]: No

[EX Q]: Yes, that sound good, May i know Who's Its director?
[EX A]: Yes

[EX Q]: You would like to watch Hotel Mumbai with subtitles?
[EX A]:
No