my refund was not yet paid from Repo Vehicles Auctioners ( 38000)

Good Morning I saw a car on Auction at Repo Vehicles auctioneers in Randfontein 178 Main reef Road, I was communicating with Daniel Maphosa and Derick, together with Jessica Van Wyk Derick sent and invoice so that I can pay deposit to reserve the car before it could be taken for Auctions of which I did Pay and Amount of 14230 FOURTEEN THOUSANDS TWO HUNDRED AND THIRTY, then Saturday while I was on my way to get the car Jessica van Wyk called requesting me to pay the balance so that she can proceed with the paper work as she was rushing to Boksburg for another Auction then I transferred 23 770, twenty three thousands seven hundred and seventy rand in cash then I was told that their driver Peter will come and fetch me at Randfontein Albany I waited for almost an hour Peter their driver did come when I call the office another Peter the owner of the garage said I must paid 530 for Tax I refuse and ask him to refund my money back he said it will be refunded he requested the banking details of which I have provided even now money has not being refunded back to my account , I spoke to Derick this morning he said the money was refunded back below is their details : please be aware of this people they are full on empty promises while the need to be paid upfront their contact numbers are ********** 23Peter the owner, ********** Daniel the sales man. ********** Derick the sales man all their contacts are on voicemail since Saturday REPO VEHICLE AUCTIONEERS 178 MAIN REEF ROAD RANDFONTEIN GAUTENG TELL: ********** FAX: ********** ********** Vehicle Series : TOYOTA R38 000.00 R0.00 R38 000.00 Vehicle Model YARIS Model Year 2014 Colour SILVER Trim MM Code *********** Vin No Engine No Stock No VE 004 Order type Used Mileage 59 803KM Total Cost Ex VAT R29 280.00 R29 280.00 Total VAT R 8 720.00 R 8 720.00 Total Cost R38 000.00 R38 000.00 DELIVERY MODE CUSTOMER S NAME (PRINT) PRESCILLA MORAKE Tel/Cell : ********** 131 ID/PASSPORT No : MarkUPGRADED Golf 7 Tsi 1.4 blue motion. UPGRADED Golf 7 Tsi 1.4 blue motion. UPGRADED Golf 7 DEPOSIT BALANCE TOTAL R14 230.00 R23 770.00 R38 000.00 DIRACTOR DR RE M:A R K S IF YOU ARE NOT HAPPY WITH THE VEHICLE UPON ARRIVAL/ DELIVERY , YOU WILL BE FULLY REFUNDED YOUR MONEY SAMETIME. DEALER CODE 25720 TAX INVOICE DISTRIBUTION: WHITE-CUSTOMER COPY * BLUE-DELIVERY NOTE-Customer * YELLOW-DELIVERY NOTE-Despatch * PINK-ACCOUNTS COPY FORMAX TEL