Definition: In this task, you're given five sentences, numbered 1 through 5. Your job is to generate a title for the story that makes complete sense. The title must be short, with less than three words, use simple language, and include the main topic of the story.
Input: Sentence 1: Tom always paid his bills on time. Sentence 2: One day he got a letter saying he was late on a payment. Sentence 3: Tom didn't know why. Sentence 4: He called in to fix the problem. Sentence 5: He was told it was a mistake and things were fixed.

late bills