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: What type of cuisine do you want? Mexican, Chinese or which one?
Example Output: Yes

Example Input: Is there a preferred restaurant you are looking to make reservations at and what city will this be in?
Example Output: Yes

Example Input: Yes, that is correct. What is their address and phone number?
Example Output:
Yes