Actually, I've done requests like this in the past before I purchased my 3d modeling software It's very doable, but it is a lot of work to make sure the animation functions. The dress is "morphable" in our 2d imaging software but a project like this could take some time.

If I have nothing else to do and Lewanda doesn't feel up to it, I wouldn't mind.

Here's a little example of what it may look like (this was just whipped up quickly)