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:
Which city are you looking for? And what time?

Ex Output:
Yes


Ex Input:
Sorry your booking could not be done.Can i help you in any other thing?

Ex Output:
No


Ex Input:
Your reservation has been successful. Their price range is moderate.

Ex Output:

No