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.

Example Input: I want to watch The Mustang.
Example Output: No

Example Input: Okay, I have a reservation at Buon Appetito in Hayward for 1:30 pm on March 11th for 2 people, is this correct?
Example Output: No

Example Input: which city should I search from
Example Output:
Yes