Grievance of a contrat

Good day please assist me with this company, i had a 2years contract with vodacom that i finish paying 2021 October it was my last installment of R900 but they continued to debit me November then i reversed the money because i was done paying them told my bank to block them. now they took me to the lawyer saying i owe them R1600 that i dont know its for what. 2months after taking a contract with them i went to the Hartfield vodacom branch and ask them to block my phone because it was ****** so i payed the phone finish n they were also giving me 200 airtime with data that was part of our contrat, when i reported the phone ****** they said they cannot stop giving me that airtime n data cause its a part of the contract even if i dnt have the phone anymore. im suspecting that they even blacklisted me cause i can't apply for a contract anymore Hellopeter please assist me, i have heared lots of good stories about you i hope you will be able to come to my rescue with this monster vodacom that is bulldozing me name: paulina motlohi id:*** email:***