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: Sonia was bringing her son to the airport for a flight. Sentence 2: She picked him up and put his luggage in the trunk. Sentence 3: She drove her son to the airport and parked the car. Sentence 4: She waited while her son checked in his baggage. Sentence 5: She waved as her son walked to the plane.

A Son's Flight