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]: Try the one in Pleasanton.
[EX A]: No

[EX Q]: I want SF. I want to eat at Crazy Pepper. Schedule fo night 8.
[EX A]: No

[EX Q]: Yes! The Old Siam, it's my favorite. Could you book it for 4 people please?
[EX A]:
No