instruction:
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.
question:
They do serve alcohol and the price range is moderate.
answer:
No


question:
I am hungry and want to make a restaurant reservation.
answer:
No


question:
Yup! sounds good. I've a question... Did liquor is provided at this restaurant?
answer:

Yes