Horror courier 😡😡😡😡😡😡

I receive an SMS on Monday saying my parcel is out for delivery. I waited all day long but no one came nor call. When I track my status the following day it says my parcel has been placed in the error cage. I call them on Wednesday and I had to wait for an hour until someone pick up my call. I was given the assurance that my parcel will be delivered same day, she will send them an email. I didn't receive any parcel. Today my status is still the same and I've been calling them since morning no one is picking my calls, tomorrow is Friday and I had to disappoint my clients again. My number tracking number is ***. My cell no is *** or ***