Dating database upload Mysql Profiles

Hi there i have a dating website and have partnered up with a sister site who has supplied me 14,000 members in download in Mysql, which i need to upload to my site but we have different scripts so basically was just wndering how much you will charge to upload and configure the Mysql to fir my site my site with the 14,000 members I have been played around by people trying to do it and then stating we cross check every part of your database both your website data structure / purchased data structure is almost different so its not possible................... to transfer in to your database Serious people only please