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: Which city should I search in? What kind of food are you looking for? You can say Italian, Mexican, or anything else.

SOLUTION: Yes

PROBLEM: Do they have liquor and live music?

SOLUTION: Yes

PROBLEM: I am booking the reservation for 11 am today.

SOLUTION:
No