Task: Story Composition
Input (English): Premise: Jason needed a new cell phone. 
 Initial Context: Jason went online and read cell phone reviews. 
 Original Ending: He decided to get a new iPhone SE. Jason walked to the Apple store. Jason bought his new phone. 
 Counterfactual Context: But he don't have enough money to purchase one.
Output (English): He decided to get a used iphone. Jason met a guy he found of Craigslist. Jason bought his new used phone.