Poor Service 31

On the 1st of September 2018 i took my External 1TB hard drive for repairs which was still under warranty then on the 12 of September i received an Text message stating that my item has been Repaired and is awaiting for my collection then October 2nd i went in Lady who was Helping Me Smangele Lumkwane said my item has been sent back but nothing was done to it i explained but i received sms stating i must collect nevertheless Smangele Lumkwane said she will handle it as an urgent matter i must not worry and took all my documents the Slips for the docs etc and said i will receive an sms that it is being processed, But ever since i left that day never received anything when i call asking them to put me through to her . Phone gets cut off i really don't get why i'm receiving poor service