Given the task definition and input, reply with output. In this task, you're given a story (which contains five sentences only). Your task is to find all the characters which are available in the given story.

Sentence1: Laura needed to get to work quickly. Sentence2: Her car had broken down so she called a cab. Sentence3: Unfortunately the wait for the next cab was too long. Sentence4: Instead, Laura hopped on her bike. Sentence5: She was almost late but she still made it on time.
Laura