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.
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Question: Sentence1: The family decided they would travel to Costa Rica. Sentence2: It was their dream to see monkeys and sloths! Sentence3: They planned the trip and were so excited. Sentence4: They spent a week exploring and watching nature. Sentence5: They took great photos and made great memories!

Answer: Family

Question: Sentence1: Doug was lonely. Sentence2: He wanted someone to share his life with. Sentence3: He found a nice looking girl on a dating website. Sentence4: They started dating. Sentence5: Doug was no longer lonely.

Answer: Girl, Doug

Question: Sentence1: Carrie wanted a new pet. Sentence2: Her friend told her to adopt one. Sentence3: Carrie went to the pet store. Sentence4: She adopted a cat. Sentence5: Carrie loved her cat.

Answer:
Carrie, Friend, A cat