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:
Shall i help you with anything else?
answer:
Yes


question:
What type of cuisine? For example, Chinese, American, or something else?
answer:
Yes


question:
What type of cuisine would you like?
answer:

Yes