Task: Story Composition
Input (English): Premise: Katie was going to be late on her first day! 
 Initial Context: She couldn't wait for a cab to get here. 
 Original Ending: She flew off on her bike instead. She pulled up one minute late. Her boss commended her valiant effort! 
 Counterfactual Context: She took the train instead of waiting for a cab.
Output (English): She flew off on her bike to the train station. She pulled up one minute late. Her boss commended her valiant effort!