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: Can I call them? Is there live music?

SOLUTION: Yes

PROBLEM: What time should i make the reservation for?

SOLUTION: Yes

PROBLEM: Okay, so you want to play Sunset with no subtitles?

SOLUTION:
No