REFUND-F Langeveldt -UNHAPPY

I have request cncl 21 July and refund which was responded to and advise it will be paid out within 7-10 working days. It's 21 Aug and no refund .I AM SO UNHAPPY WITH THEIR POOR SERVICE. Below is the date I sent this and to date no refund

18 Jul 2020, 21:21 SAST Hi Team.

Mr F Langeveldt tried to purchase R479 but ended up purchasing it twice. This needs to be refunded to the below bank account details ASAP.

F Langeveldt Standard bank Acc : *********x Card num ***x ***x ***x 2225 Amount : R958. 00.

Your urgent assistance is required.

Regards Rene