moeg vir mtn

i have taken a cell contract with a sisters company of then by the name of mobile plus af trying to cancell the contract it still got to me and after that a lot of thomgs happend like thy sold me two sim cards and myn can use only one i cant do a number swap because its a contract.after 4mouths af calling and getting a lot of promises i still have the phone now devit orders have bean takeing from my bank and know i owe them 1300 rand.my id number is ********** 023085.i have spoken to lot of people over 4mounths know,like ashwin cindy mapho alicia numita michomy one promise to pick up the phone its a mounth later i went to mtn in kathu my the towm im living in amd they chage me awy because they are a franchise and not a copret store wat can i do