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, exactly, I will need the address. Are they in the low priced category?

SOLUTION: Yes

PROBLEM: It has to be in San Fran.

SOLUTION: No

PROBLEM: Thanks a lot, I won't be needing any more help.

SOLUTION:
No