"Right, I'm game." Korrin knows what she's doing, so Lena will just follow along, though she does add, "Hope the Inquisition's been paying you well. I can't afford to get everything I'd like." And of course it depends on selection too, but she needs to save her money to spend of frivolous shit for herself because that's how she rolls. She buys what ingredients she needs for a job that will offer a good payout. Killing a dragon will lead to raw materials, but there's only so much they can carry, so she doesn't want to waste all her funds on preparation.