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: Yes, that sounds right. What's their number, and do they serve alcohol?

Output: Yes


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

Output: Yes


Input: Consider Input: Shall i help you with anything else?


Output: Yes