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: June decided to make dessert for her family. Sentence2: First, she tried a complicated cake, but it collapsed. Sentence3: Aiming for an easier recipe, June tried making brownies. Sentence4: After the brownies burned, June attempted making cookies. Sentence5: After burning those too, June gave up and bought ice cream.
Output:
June, Family