Given the task definition, example input & output, solve the new input case.
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.
Example: Sentence1: My dog was bored. Sentence2: I was working all day so I couldn't spend time with him. Sentence3: When I finished work I decided to play with my dog. Sentence4: He was so happy to finally have some fun! Sentence5: Alas, he fell sick and died.
Output: I (myself), Dog
There is only two characters in given story, i.e., I (myself) and dog.

New input case for you: Sentence1: Jill decided to have her best friend Brad come and decorate her place. Sentence2: Brad was great at decorating and she knew Brad would do well. Sentence3: However to her dismay, she found out her place was ripped apart. Sentence4: Brad out everything in storage and it was a mess. Sentence5: Jill then rethought her decision to have him decorate.
Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Brad, Jill