Create 20 to 1/ peer-to-peer donation website

PARAMETERS 1)Members will register on the home page by providing basic info and the account will be activated by email link 2)after registration they will log in to their dashboard and add their bank account details 3)Then they click on the donate [login to view URL] will be fixed at 100,000 and 200,000 naira 4)The system will automatically pair the new member to pay the amount indicated to another registered member 5)its basically 2 members donating to 1 member..so a member who donates 100,000 will be assigned 2 members to each donate 100,000 to him..at this point the system automatically exits that member but his account still remains active for him to make subsequent donations 6)it should have both automatic and manual pairing feature to enable the admin have access to pair members manually competitor website [login to view URL] , cyclx2.com. 7) Robust Admin to see users total contribution, create manual user, confirm/ban users, support, news, etc I don't want to build the site from scratch. Please only bid if you have a similar website script for sale. Thanks