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: Please confirm. You want to watch The Invisibles without subtitles.
Example Output: No

Example Input: I need to book it at quarter past 7 in the evening in Daly City.
Example Output: No

Example Input: I am hungry and want to make a restaurant reservation.
Example Output:
No