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. What's their phone number?

Output: Yes


Input: Consider Input: I'd like to make a restaurant reservation at quarter to 7 in the evening.

Output: No


Input: Consider Input: What kind of food do you wish like Chinese, Indian or anything else.
Output: Yes