incorrect advertising

I app**** for a new contract on vodacom.co.za which included the galaxy buds on receipt of my hardware from ram i did not receive the buds so i called after sales only to be told its not there department that can assist with online sales after almost 3 hours of being put through wrong departments i was sent back to aftersales to a wonderful person Constance who is trying to resolve the situation but i could see after 7 days she is also not winning thus this review with the hope that someone can assist. still did not receive any feedback thus choose to cancel the contract before it becomes a issue called cancelation to do so which was accepted with a email to follow confirming cancellation still no feedback from any department.