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.

Example Input: Can you tell me if they feature live music there? How much do the things cost in general there?
Example Output: Yes

Example Input: Make the reservation for 13:15.
Example Output: No

Example Input: Please tell me at which time you'd like the reservation.
Example Output:
Yes