"Now, Pelosi wanted a free (or at least very cheap) ride on a military aircraft. It's well within Trump's authority to say "no". Besides, she's one of the richest women in the US and can easily afford to pay for the flight herself. Which she most certainly has the right to do. "
She probably could afford it, but she can't go now anyway now Trump has told every terrorist in the world her itinerary. If anyone did that to Trump he'd call them a traitor. It's all a bit childish, but that last stunt was another step too far.