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: Sorry, Failed to play the movie. What else can help for you?
Example Output: No

Example Input: Yes, sounds great. Do they serve liquor at the restaurant?
Example Output: Yes

Example Input: What type of food do you want?
Example Output:
Yes