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:
Yes. What is the phone number? Can I buy alcohol there?
answer:
Yes


question:
Okay. At what time would you like to eat there?
answer:
Yes


question:
Anything else I can help with?
answer:

Yes