Accounts department is up the creek can't get anyone to help or fix the problem.

I am about fed up with Vodacom the problem I have logged on here was handled off according to two different people from the accounts department.I asked both them if I pay this amount that the say I must pay then my account is in the clear now I get a statement that I stil in arrears phoned today to find out then it's the exact same story over and over I have send proof of payment for the month they say they didn't get a payment but stil problem is not sorted.Can someone from Vodacom please call me so I can sort it out!!! Can't understand how two people can say exactly the same thing then it doesn't happen as they said and the times they called was 9:40 10:29 on the 22/12/23 and the email I sent with the proof went to *** want to know what is happening and who is not doing their job cause this been a ongoing problem from December