Bad service

Hey my name is Samuel papo I won at betway is been two weeks now since I won the money they told me to send my bank statement so that I can be able to withdraw the money and it will take 24to 72 hours for them to verify my account and is been a week since I have send them my bank statement, when I call them they say it will be sorted by tomorrow, tomorrow is tomorrow, now I don't know what to do