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: Does that restaurant serve alcohol?

SOLUTION: Yes

PROBLEM: And is alcohol available there? May I also have their phone number?

SOLUTION: Yes

PROBLEM: Where is the restaurant located? Is there live music scheduled to play?

SOLUTION:
Yes