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.

[EX Q]: I'd like to make a dinner reservation.
[EX A]: No

[EX Q]: Sure, What time is good for you?
[EX A]: Yes

[EX Q]: Yes. Can you get me a number to contact them?
[EX A]:
Yes