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 Input:
Yes perfect.

Ex Output:
No


Ex Input:
Your reservation has been made. They are on 1001 South Van Ness Avenue. You can reach them on 415-821-2134.

Ex Output:
No


Ex Input:
I can sure try, what time do you want to eat?

Ex Output:

Yes