HY bought an iPhone and when want to syncronize it with my laptop to use iphone cannot.it says this unable at moment and bla bla bla :( can`t use my iphone cause of this. have instaled iTunes for windows 7 because have this win

Hy,

I bought an iPhone and i want to syncronize it so i can use it.But when i plug him into my laptop after a while ti says that "

Please try again later, or contact customer care.

" This is the message that i get all the time.iPhone is connected to ym wifi network and itunes is installed for windows 7.And still this is poping up all the time.Please help me...