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: Tim wanted to do something for his girlfriend on her birthday. Sentence2: Tim planned a romantic getaway in the Bahamas. Sentence3: Tim surprised her a week before her birthday. Sentence4: His girlfriend was so grateful for the vacation.

Tim was happy with her reaction to the gift.