Smile sweetly, take out pen and paper, write their name, date, time, flight number down so they can see you doing it. Wish them a plesant day and be as nice as you possibly can about it - true playah style.
They'll be ....ting their pants for the rest of the day and perhaps even help out the next person that asks.
Their system does however prevent low-level dragons from accessing certain particulars. So if blocking a seat for a SILVER flyer on a non-revenue ticket is one of them - then they are probably not jerking you around

... of course...I'm only guessing