Considering how much Piccolo had given to the train, and with Tidus bugging him for the favours, he's glad to actually be able to do something for the green guy. And with the train right there, all doors open and as accessible as ever, they won't have a difficult time getting to one of the shop terminals right at the end of a car.

Tidus stands to be in a better position to make the orders, but gives Piccolo room to watch him. Holds out a hand and looks up at the namekian.

"Gimme your ticket?"

The screen is currently faded, as if not running.. but there is a light on beside it. And with a ticket popped inside it'll boot up with life, showing the standard shop menu.