Definition: In this task, you're given five sentences, numbered 1 through 5, and two options a and b for possible titles for the story. Your job is to choose the title that better fits the story. Indicate your choice by 'a' or 'b'.
Input: Sentence 1: Tim always wanted to fly an airplane since he was a child. Sentence 2: Tim decided to make his dream come true. Sentence 3: Tim googled a company that trained would be pilots to fly. Sentence 4: Tim signed up for flying lessons. Sentence 5: Tim got his pilot's license and now flies planes. Choices: a. The Dirty Fridge. b. Tim learns to fly..

b