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:
No need it's ok
answer:
No


question:
yes, its called marnee in San Francisco.
answer:
No


question:
I want a reservation at Mcdonald's at 4:45 pm.
answer:
No