"Hey!"

Aeryn might, on the off chance that she's not completely blind, notice the blonde in the leather jacket and jeans, standing up with one boot on her own bike to gain a little extra height. And in case that wasn't enough, she's waving one hand furiously, high above her head, grinning to beat the band and looking genuinely delighted to see her...well, acquaintance seems a generous term, but Zinda will take it.

"Hey, hey! Yoohoo, Aeryn!"