Instructions: 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.
Input: Sentence1: Joy wanted a change. Sentence2: She asked her stylist for a new haircut. Sentence3: The stylist started snipping away. Sentence4: Finally, it was in a cute bob. Sentence5: Joy was thrilled!
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
Joy, Stylist