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.

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

Ok ,That's great. I need to know its director? who is he?
Yes

okay, just to confirm. im reserving a table for you at Marnee thai in san francisco at 7 pm next friday for 2 people.

No