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:
No, actually I want the reservation at Celia's in SFO.

Ex Output:
No


Ex Input:
Yes, try to make it for 18:30.

Ex Output:
No


Ex Input:
which movie do you want to watch?

Ex Output:

Yes