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: Craig was excited to go shopping. Sentence 2: He bought a frozen pizza. Sentence 3: At the register he gave them a coupon that halved the price. Sentence 4: Unfortunately it was turned down by the cashier. Sentence 5: Craig realized the coupon was expired.

Rejected Coupon