TASK DEFINITION: You are given a sentence from a conversation between a human and a virtual assistant. Your task is to classify the sentence into one of the following five action categories - INFORM, INFORM_INTENT, OFFER, REQUEST, REQUEST_ALTS. If the sentence is about informing something, generate 'INFORM'. If it is about requesting something, generate 'REQUEST'. If the sentence mentions requesting an alternative option than the one provided, generate 'REQUEST_ALTS'. Similarly, generate 'OFFER' if the sentence is offering some information. If the sentence is about showing intent to do something, generate 'INFORM_INTENT'.
PROBLEM: There is the Billy Currington concert coming up at the SOMO Village Event Center.

SOLUTION: OFFER

PROBLEM: Yes. I'd like ot listen to that.

SOLUTION: INFORM_INTENT

PROBLEM: Your tickets have been reserved, it is at 800 Occidental Avenue South and starts at 5 pm.

SOLUTION:
INFORM