In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.

Sentence1: Sally was struggling to do well in school. Sentence2: Her parents decided they needed to motivate her. Sentence3: They said if she did well her last semester, she picks the vacation. Sentence4: Sally studied night and day, she wanted to do well.
Sally did well, and her parents agreed to take her to Hawaii.