Task: Wrong Candidate Generation
Input (English): Context: The flight from Boston to Miami went flawless . Nobody sat next to me so I was even able to put up all of the arms and use the three seats around me as a small bed . Sadly , Miami to San Jose was another story . 
Question: What may be the reason they could n't use the seats as a bed on the second flight ? 
Correct Answer: There were more people on the plane .
Output (English): The flight crew did n't allow that .