>>2709849I guess it makes sense to include the person if these shots were intended to showcase the walk. They would certainly work better when accompanied by some text.
Regarding how you repeat the same composition, look at:
>>2707679>>2707680>>2707686>>2707687I scribbled over the main elements of these images and averaged them together to illustrate how similar they are.
Try moving closer or further from her or placing her over to one of the sides.
And regarding those two images being mirrors of each other - it's not a good thing or a bad thing, its just a thing. I wouldn't put them together like that though