Refund request very angry client

I am very unhappy with Hollard i made contacted with them 12 march for my fathers insurance policy that was still being deducted for past 3 yrs after my fathers death and i was advised i will be refunded after I've sent my fathers death certificate which i did on the same day ,i spoke to Monica who is currently on leave and now i'm taken from pillar to post and there s no joy i'm holding on the line with a customer service agent who was gonna call a supervisor for me and I've been holding for the past 41 minutes now,i would like hollard to refund me within 24 hrs or i will take this query to ombudsman and will like to be refunded with the future value as i was only asking for my refund as it is and i would like to be paid for my call which i made and placed on hold for now 43 minutes