PLEASE PLEASE PLEASE HELP! I DESPARATELY NEED HELP - DISCOVERY BANK IS REFUSING TO HELP ME

DISCOVERY BANK HAS BEEN CHOOSING TO IGNORE MY ENDELESS PLEA TO GET A DISCOVERY MILES TRANSACTION SORTED OUT SINCE MID AUGUST. EVEN POSTING ON FACEBOOK HAS GOTTEN ME NOWHERE. PLEASE PLEASE PLEASE, IF ANYONE IS ABLE TO PUT ME IN CONTACT WITH SOMEONE THAT HAS SOME SORT OF AUTHORITY I WOULD APPRECIATE IT GREATLY. THEY OWE ME ALMOST R1000. I BEG SOMEONE TO HELP ME