Rude agent and manager from billing

Am writing this so angry as I been on a call for 1 hour with an agent under technical/connection by the name of fezeka njeko and she was so rude and direspectful and even directed my call to one manager in billing who could not help with my connection issue my debit when through last night and this morning there no connection I called Mtn they advised I must switch on and off my connection but still I told them I can’t connect and not only me but other myb numbers am sharing my data with so clearly this is not my device issue but connection issue and to my suprise they hanged up on me am still not connected and my data share people not connected as well so I just want my contract cancelled immediately