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:
I would like to make the reservation for 19:30 tonight.
answer:
No


question:
Please confirm the following information: The city is San Francisco. The reservation is at Khamsa restaurant at 6 PM today. The number of people in your party is 2.
answer:
No


question:
Yes, do they serve liquor?
answer:

Yes