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.

Input: Consider Input: please tell me what time is the reservation for?

Output: Yes


Input: Consider Input: Please confirm change to 1:15 pm for 1.

Output: No


Input: Consider Input: Yes, thank you. How's the pricing? Low priced?
Output: Yes