TASK DEFINITION: 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.
PROBLEM: Are you looking for Chinese food? Italian food? Some other kind of food? Which city are you planning on eating in?

SOLUTION: Yes

PROBLEM: Enjoy your reservation!

SOLUTION: No

PROBLEM: They don't serve alcohol unfortunately. also. Sorry I failed to make a reservation, but I still think we can book Kabuto Sushi, should I try for today 1 pm for one again?

SOLUTION:
No