public Teller(UIHelper uiHelper, CancellationToken ct, Bank b)
{
this.uiHelper = uiHelper;
this.cancelToken = ct;
this.bank = b;
this.customerGoalAmount = uiHelper.GetCustomerGoalAmount(); // a bit of a hack
task = Task.Factory.StartNew(TellerProc, cancelToken);
uiHelper.AddTellerStartedMessage(task.Id);
}
