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: Do you have a preference for type of food? You can say Indian, American, Italian, or something else.
Example Output: Yes

Example Input: Which movie do you want to watch
Example Output: Yes

Example Input: Do you prefer any city and what should be the menu?
Example Output:
Yes