Bad customer service

i called Russells in umtata on the 24th of june 2019 wanted to purchase the julliena lounge suit on special for R4000 then a guy by the name of Coustin branch magaer confirm they have stock unfortunately same day i noticed i left my bank card at home called coustin again informed him then he told me there no guarantee of stock the next day and i fully understood and told him i will call him on the 25th to check then on the 25th i phoned coustin again to check if he still has stock he confirmed ans asked me to go and pay in the East london branch since im in east london then when i went to a branch a consultant by the name of brenda and the East london branch manager where very reluctant for me to make a payment cause they told me theres no stock but i forced them due to the fact that coustin confirmed made my payment and the called coustin to confirm that i have made payment and he spoke on the background saying he will come back to me but he didnt 26th i called the whole day but was told he is busy speaking on the background telling me he will come back to me then 27th in the morning called the branch again he answered telling me unfortunately theres no stock but he will look for branch that has in Eastern cape then he came back to me saying there is stock in the King Williams Town branch he will arrange for a deliver to East london then i told him i will collect myself then i after i dropped his call i called the King Williams Town to confirm stock i was told there is no stock and the unit is a discontinued model i called coustin again requesting my refund he told me he will process on the 28th i called him in the morning wanting my refund he asked me to send him an email with my banking details i sent the email same day at 11.03 then at 15.00 i called Head office Refunds department to check my refund if it was processed but there was no documentation received from this coustin the laid formal complaint at head office on the 28th on the 1st of july still the was nothing then i have reported to a Regional Manager by the Name of Nyaniso who promised everything will be sent to head office then they requested i send my bank statement and Id copy and fill in the refund request forms filled everything before 13.00 they confirmed receiving my documents and will process the refund at 15.30 i called head office refund department again but still nothing was received then i asked for the operational manager contacts spoke to him on the 2nd july he confirmed everything was sent then 3rd july i called head office refund department again still thy received nothing to process my refund i called the operational manager ar 09.30am he confirmed i will receive my money within 48hours today on the 5th of july i called the refund department still nothing is proccessed due to the fact that nothing has been received the company is so unproffessional will never but from them again even head office no one has called since i logged my complaint on the 28th june 2019 .