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: Jeff was a pizza delivery man. Sentence2: One day he had to deliver 50 pizzas to a party. Sentence3: On the way, a cat ran in front of his car. Sentence4: Jeff slammed on the breaks. Sentence5: Some of the pizza boxes flew forward, spilling pizza on the floor.
A cat, Jeff