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: Yes, that's good. How pricey are they? Do they have live music?

SOLUTION: Yes

PROBLEM: Perfect, that's all for now.

SOLUTION: No

PROBLEM: Please confirm you would like to play Breakthrough with subtitles.

SOLUTION:
No