Bad service

I did an upgrade a week ago still waiting for my device yesterday they said they made mistake whit the order number so they had to do everthing again and said it will be deliverd in the next 48 hours and now when i phoned agian they said i must wait another 3 to 7 working days ,so it seems like theres no Communication at cellc this is not Proffesionel at all ... Very bad service from cellc