I Am not happy

I called in 3 time to Migrate My Contract the 1st time an agent said they would email me a password /pin code then I have to call in again with the code. however I received no email. 2nd time I called the agent said she sees it on the system and will call me the next day. it's a week now she hasn't called back. 3rd time yesterday at 17:05pm I called a guy was very sarcastic with me and hung up in my face. this is completely unacceptable. all I wanted is to upgrade/migrate my package.