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:
Where is the restaurant?

Ex Output:
Yes


Ex Input:
are you sure. do you want booking a table at village california bistro and wine bar in san jose on today at 11:30 am for 2 people

Ex Output:
No


Ex Input:
I could not get an available table. Do you have something else I can do?

Ex Output:

No