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: IS there live music and is it price rage moderate?
Example Output: Yes

Example Input: No problem. What time would you like a reservation for?
Example Output: Yes

Example Input: Yes, that is perfect. Do they have live music?
Example Output:
Yes