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: Kelly was nervous to start school because she knew no one. Sentence2: Everyone else had already made friends. Sentence3: As Kelly walked into the building she saw some nice girls. Sentence4: They came over and said hello.

Kelly then became friends with them.