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:
We want to eat at the Claw Shack in San Jose. Please make the reservation for 11:30 am.

Ex Output:
No


Ex Input:
Who directed this movie and what is its genre?

Ex Output:
Yes


Ex Input:
At what time do you want this reservation? Any preferences?

Ex Output:

Yes