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: When I was a kid I wanted a dog. Sentence2: My parents finally gave in. Sentence3: The dog was fun for awhile, then a chore. Sentence4: My parents were upset they were doing all the work. Sentence5: We all decided to find it a new home.
I (myself), Parents, Dog