Its free, unless you are stupid enough to ask how much it costs. In that case, they swindle you out of most or all of your hard-earned gil. It's made out of moogle fur and chocobo bones. (Well, there had to be SOME reason that your party is one of the only ones to have airships. The hippies and tree-huggers kill every one who uses them but you, because you're tougher than them)
Why doesnt Edward fight back to Tellah during the 'Spoony Bard' battle?