TASK DEFINITION: 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.
PROBLEM: I would like a reservation for two people at Shiki at one in the afternoon.

SOLUTION: No

PROBLEM: Is thee a city or restaurant you prefer?

SOLUTION: Yes

PROBLEM: Yes, that is right. Do you know of there is live music?

SOLUTION:
Yes