Task: Story Composition
Input (English): Premise: Sam was leaving to surprise his girlfriend in China tomorrow. 
 Initial Context: He had his plane ticket for months. 
 Original Ending: In the middle of packing he gets a knock at his door. His girlfriend showed up to surprise him. He would have been a bit more excited if his ticket was refundable. 
 New ending: In the middle of packing he gets the call on his phone. His girlfriend didn't know he planned to surprise her. He would have been a bit less upset if his ticket was refundable. 
Output (English): He was packing when his girlfriend called and unexpectedly broke up with him.