Very poor service

I have submitted my TAX returns on 13/08/2019. and i have still not received any feedback on the status of my returns. I've been to there office three times already and they telling me that there is no turn around time for my case to be solved. I called more then 5 times and still no communication or feedback on the my case and still no turn around time to when i will be refunded. There service is very poor If there was a zero rating in there service it would most definitely be a zero