I know these two agencies seem to be doing "codesharing" with some ladies, nothing all that wrong, but wonder if you believe these two girls are the same. The hair is different but they have the same outfit (pic on right for Arriana).

http://flawlessescorts.com/cgi-bin/flawless.cgi?db=default&uid=default&view_records=1&modid=28&ww=Y&model=Sasha

http://miamicompanions.com/companion_bio.php?name=Arriana&companion_id=946

I don't think so, bodies are different. IMO.