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]: Cetrella restaurant in Half Moon Bay. Book it for 1 o"clock in the afternoon.
[A]: No


[Q]: The reservation was successful. Please plan to arrive at the Lark by 5:30 pm.
[A]: No


[Q]: yes that's fine
[A]:
No