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:
In which city do I need to make the reservation
answer:
Yes


question:
Can you give their contact number and address?
answer:
Yes


question:
Yes that's perfect. What's their address? Do they have a live band?
answer:
Yes