Definition: 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.
Input: Sentence1: Tyler is moving away from his home town. Sentence2: He is going to California to become an actor. Sentence3: His brother threw him a huge going away party. Sentence4: He spent four hours saying bye to his best friends.

He promised to stay in touch with each of them.