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.

Q: I want to reserve a table at 7:45 in the evening, in a restaurant.

A: No
****
Q: Do they serve alcohol? And what's their phone number?

A: Yes
****
Q: Please confirm: The reservation is today at 6 pm for 6 people for a table at Zaoh in San Francisco.

A:
No
****