Y-yeah, um. Let's see.

[It'd be good to give her a list of supplies she could gather in the meantime, right?]

You'd need some good sturdy clothing; comfortable shoes; water bottle, canteen, or other reusable container; a backpack; food; and a first aid kit, plus any other necessities you want to bring.

That's a good start anyway; we can help you get ready when we get there, but 'til then you can do your own part to ready for travel?