false adverti*****t and no response to when i can receive my

i recently upgraded my numberand the package i have selected comes with a nova8 hisense tv and a DIS-CHEM VOUCHER valued at R450.00 i have received my phone and voucher to redeem tv but no DIS-CHEM VOUCHER i have checked my emails and sms on phone nothing received kindly assist. the response i received was this "Kindly be advised the drive team is working on sending out the voucher on sms there is no ETA." how hard can it be to sent 1 sms no really