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: What kind of food were you looking for and in what city should I look in?
Example Output: Yes

Example Input: So Supa Modo without subtitles?
Example Output: No

Example Input: Please confirm: reservation today for 2 people at 1 pm at Anchor & Hope in San Francisco.
Example Output:
No