Vodafone — internet package

I have big big big problem with(Vodafone Egypt)..
when they are send sms to me about new offer in internet package then i went to recharge my credit then i called to take this promotion after that they tell me you don`t have any promotion today !! and they pull all my credit balance plus didn`t give me any service or promotions !!
after that i called 888 to contact with any one from customer service but they can`t help me !
( very poor and weak team )
and each time I call anyone from my mobile, they are closed the phone during i speaking !", I called Vodafone Egypt Customer Service about 10 times and i didn`t meet anyone responsible in vodafone egypt

please do any help
my number [protected]