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, that would be very helpful.
answer:
No


question:
Yeah that's perfect. Where is the restaurant? What type of food do they serve?
answer:
Yes


question:
Please confirm the details: The city is in Berkeley with a date of March 9th.
answer:
No