My complain about the worse service

I had a contract been canceled on the 10th of December 2017 my cellphone numbers have been deactived on the MTN nework for 7 days i have been up and down at the store trying to restore my MTN numbers since last week its only today i got to be back on the network i asked TFG Sportscene call center department to migrate my numbers back to prepaid their are failing to do so and even up until this point their havent bother themselfs to cancel my contract or even send me proof that im no longer under their contract went to the MTN store and i was shown that im still under the contract why is difficult for them to honest and serve customers with honest i regret opening an contract with them im so unhappy right now cause i havent been using my cellphone numbers for a week now beggng them to do their job...