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'm meeting a friend soon, and we'd like to make a reservation at a restaurant.
Example Output: No

Example Input: That works for me. What type of food and liquor do they serve?
Example Output: Yes

Example Input: The movie has begun playing.
Example Output:
No