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: Kelly was happy the new phones just came out for Apple. Sentence2: She really wanted a pink one. Sentence3: Unfortunately the pink ones were all sold out. Sentence4: They told her she would have to wait a month for the pink one. Sentence5: She decided to get the gold instead.
Output:
Kelly