instruction:
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.
question:
In which city are you looking for the restaurant and do you have any preferred cuisine?
answer:
Yes


question:
What type of food do you want? How about Mexican or Italian? What city should I search in?
answer:
Yes


question:
I'd like to make a dinner reservation.
answer:

No