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 confirm you'd like me to book a table for 4 people at the 3rd Cousin.

Output: No


Input: Consider Input: Do they serve liquor? What is the address of the restaurant.

Output: Yes


Input: Consider Input: Probably by 6:30 pm.
Output: No