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: Cathy loved watching figure skating. Sentence2: Cathy dreamed of watching figure skating live. Sentence3: Cathy saw a flyer where former skaters were holding an event. Sentence4: Cathy decided to purchase a ticket to the figure skating event. Sentence5: Cathy could not wait to see the skaters at the event.
Cathy, Skaters