TASK DEFINITION: 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.
PROBLEM: Ok, What is the address? How pricey are they?

SOLUTION: Yes

PROBLEM: I want a reservation at Buon Appetito at 1:30 pm.

SOLUTION: No

PROBLEM: Okay, thanks!

SOLUTION:
No