[ Frowns are rather to be expected in this situation so if it has anything to do with what she's said, Aerith can't tell, and with Lightning saying nothing she starts again. ]

Let's go back for the shoes, alright? If you want to take off again--that's okay. [ She doesn't want to trap Light. It'd hurt, a bit, if she took off again, but sometimes that's what you needed to do. ] But you have to take care of yourself. You know you're going to see him again.