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:
Yes, that sounds right. What's their number, and do they serve alcohol?

Ex Output:
Yes


Ex Input:
Please confirm the details again.The city of reservation is in San Jose.The booking is for 1 person.

Ex Output:

No