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: Yes that is perfect. What is the address and phone number?
Example Output: Yes

Example Input: In San Mateo the restaurant is Sushi Yoshizumi.
Example Output: No

Example Input: What time do you want to place your reservation?
Example Output:
Yes