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:
Do they serve liquor?

Ex Output:
Yes


Ex Input:
I would like to make a reservation at a restaurant in Half Moon Bay.

Ex Output:
No


Ex Input:
Yes I would like to be in Oakland at restaurant Sukho on the 8th at 17:00

Ex Output:
No