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:
Is there a particular movie you would like to watch?
answer:
Yes


question:
The restaurant is Tao San Jin. Please make it for 2 o"clock in the afternoon.
answer:
No


question:
Great, thanks. What is their phone number? Do they serve alcohol?
answer:
Yes