VW cresta horrible service

I took my car for a service at VW cresta for the first time, so they sent a driver to drop me off at work, however the afternoon pick up they sent a totally new driver who clearly got lost and did not know who to pick up and how i look and also the driver they sent does not have airtime to phone me and ask where i am.So i used my airtime to phone VW cresta more than 2 or 3 times this was the worst experience i had with VW.I was phoned half 2 to tell me they will be here to pick me up in 20 minutes, i was only picked up at 15:50, i had to cancel meetings because of this delay and wont advise any client to use VW Fury Cresta ever!!!terribly how can your drivers you send out not have airtime and also how can you send a new driver all other VW send same driver as he knows where to pick you up and how you look this is a beyond bad