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 would like to make a reservation at a restaurant.
Example Output: No

Example Input: Which Taco Bell?
Example Output: Yes

Example Input: OK, you want me to play How to Train Your Dragon: The Hidden World with subtitles?
Example Output:
No