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: I was unable to make that reservation. Can I help with anything else?

Answer: No


Question: I see. So you'd rather book it in San Francisco on March 14th?

Answer: No


Question: The restaurant is Spencer's.

Answer:
No