Task: Story Composition
Input (English): Premise: Herb was walking with a purpose. 
 Initial Context: He had to deliver a message to his grandmother. 
 Original Ending: It started to rain. Herb was worried that he would not make it. Herb decided to call his grandmother to deliver the message instead. 
 New ending: It started to rain. Herb was worried that he would not make it. Herb decided to call his friend to deliver the message instead. 
Output (English): He had to deliver a message to a friend.