Rebate - Consumer Complaint for Flow Jamaica

My husband name is on the bill his name is Joseph Morrison and I suppose to get my rebate from last year September and call and assure on many different occasions that it would be taken off my bill and upon still now every month it still comes on my bill the last time I went on chat was the 21-12-2020 and the lady said it would be taken care of until now months later,the account #940341460000/8769725418. Rebate is$3218