Long overdue product complaint

I logged a faulty product complaint on 28/04/2023 via the makro care online email the technician collected the hob on 06/05/2023 of which he took my cable aswell 02/06/2023 i received a call from makro carnival i was told to bring the item in store so i could get my refund since the item was a factory faulty i then told the male employee that he should call their technician 13/06/2023 i called makro carnival spoke to Banele asking her what is happening with my refund she then sent me a credit note via email on the 15th of June i called again on 03/07/2023 left the message for her to call me 04/07/2023 I called her again she checked and called me back asking for my banking details and copy of ID since she thought head office had already processed my refund only to find that i was still waiting only when i called till this day i haven't received my money and i am tired of calling makro with their bad customer service cause this is costing me money for the airtime that i keep buying to call makro i am now caught between a rock and a wall