No waybill details from Courier

I had a parcel that the courier called me on Friday 22nd March 2024 who advised me that they are outside my house, i advised them that the parcel was supposed to be delivered to Volpes branch as per my order request & the driver put the phone down before i could finish speaking to him. Monday 25 March 2024 i called the call centre to check on my parcel and ask for it to be delivered to the correct place which according to their tracking details my parcel was delivered to me yesterday 25 March 2024 at 15:25 but when i have enquired who signed for the parcel they are unable to give the details on the waybill as i was not at home as i advised previoulsy and called again today still awaiting the signature and if you have a pin number to give the driver why did they deliver without it so what is the point as i am since yesterday awaiting a call and all the numbers on the website dont exist very frustrating