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: Simon was sad because he didn't have any friends. Sentence2: His parents thought a puppy might cheer him up. Sentence3: The family went to the animal shelter to look at dogs. Sentence4: Simon picked out a puppy and named it Buster.

Now Simon is happy because he has friend.