Promis to phone back and never do

On the dot says parcel will be delivered today the 7/04/2015 but cant say at what time, i then phone @ 16:00 spoke to monique explained to her that the delivary adress is a business adress and that i cant wait till past 17:00, she then transfered me to Gavin and he promise me high and low he is going to phone the driver and come back to me and its now 17:10 and no response from him, i have however received a call from a lady from on the dot @ 16:47 telling me they are struggling to get hold of the driver, ( i ask you how the hell cant you get hold of your driver if your a logistics company?) anyways she also promised me she will come back to me and no word as yet, and how convienently when i try and phone their office number its past 17:00 its not in business hours! So i cant get hold of anyone of them BAD BAD BAD BAD SERVICE GUYS VERY BAD