Deposit refund over 21days and still waiting

I really disappointed as it's been over 21 days and I'm stl awaiting my refund deposit... The agent thats responsible to handle my deposit is unreliable and dishonest...I never skipped any rent whe I was staying at the flat Pebbel falls lifestyle Estates but when I have to get my deposit back, I need to beg for it 😢😢😢