Task: Story Composition
Input (English): Premise: Jerry went to Dairy queen to eat some ice cream. 
 Initial Context: The cashier asked him what kind he would like. 
 Original Ending: Jerry decided to pick the chocolate ice cream. Jerry thought that it tasted delicious and ate it as fast as he could. He regretted eating it so quick because he got a brain freeze. 
 Counterfactual Context: Jerry reached the store and found that the Dairy Queen had gone out of business.
Output (English): Jerry decided to pick the chocolate ice cream in a nearby convenient store. Jerry thought that it tasted delicious and ate it as fast as he could. He regretted eating it so quick because he got a brain freeze.