Task: Story Composition
Input (English): Premise: Cathy has never been snowboarding before. 
 Initial Context: Cathy decided to take snowboarding lessons. 
 Original Ending: Cathy found an instructor, and took her first lesson. After her first lesson, Cathy knew that snowboarding was not for her. Cathy was glad she got the opportunity to try snowboarding. 
 New ending: Cathy found an instructor, and took her first lesson. After her first lesson, Cathy knew that skiing was not for her. Cathy was sad she never got the opportunity to try snowboarding. 
Output (English): Cathy decided to take skiing lessons.