Based on the context and the answer, generate a question. 

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 .

Answer:

There were more people on the plane .



What may be the reason they could n't use the seats as a bed on the second flight ?