Task: Story Composition
Input (English): Premise: Joe was driving home from work. 
 Initial Context: Joe's phone started to vibrate, and ring. 
 Original Ending: His phone was alerting him about an appointment. Joe saw the notification was his 15th anniversary. He stopped and got a beautiful bouquet for his wife. 
 Counterfactual Context: Joe's phone started to vibrate and noticed it was his mom calling.
Output (English): His mom reminded him about an appointment. It was his 15th anniversary. He stopped and got a beautiful bouquet for his wife.