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: which city should I search from

Output: Yes


Input: Consider Input: It's a restaurant called Yum Yum, and it's for six pm.

Output: No


Input: Consider Input: I'm sorry, the reservation could not be booked. Will Sushi is a nice establishment. Should I try to make another reservation for 1 on next Monday at 11:30 am instead?


Output: No