Total ******* and day light *******

I have took a new contract with vodacom june 2019 the consultant advise me on the contract i will have data 5 gig on samsung A10 and 5 gig on samsung A2 core for 24 month and R369.00 per month of which i will only be debited from Jul , That was not the case on the 25th June i was debited R125 and R175 and first of Jul 120.00 again . Now i was told i have have outstanding of R585.00 . I was misinformed therefore its either they switch me to data plan suitable for my budget or vodacom you can collect your phones and cancel the whole thing ,this was a total ******* i did call two weeks back and matter was never resolved now i am being told i cannot change well its better we cancel .