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 at? And what kind of cuisine are you craving?

Ex Output:
Yes

Ex Input:
Please help me make a restaurant reservation for later today.

Ex Output:
No

Ex Input:
Is there a particular restaurant you like? And what time do you want to book?

Ex Output:
Yes