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.

Example Input: In which city and do you have a preferred restaurant?
Example Output: Yes

Example Input: I want a reservation for Hisui in Vacaville at, say, quarter to 8 in the evening.
Example Output: No

Example Input: Is there a particular location you would like to dine in? And do you have a preferred restaurant in which you would like to place a reservation?
Example Output:
Yes