public void CompleteLoan() { var processvm = IoC.Get <ProcessViewModel>(); processvm.Content = "Processing..."; processvm.ProcessAction = () => { var transaction = new CustomerTransaction { Id = Guid.NewGuid(), CustomerId = Customer.Id, DateTime = DateTimeOffset.Now, Type = CustomerTransactionType.Loan, Amount = Total }; CustomerService.AddTransaction(transaction); Customer.Balance = CustomerService.GetCustomer(Customer.Id).Balance; }; processvm.CompleteAction = () => { var message = IoC.Get <MessageBoxViewModel>(); message.Content = new CustomerTransactionInfo { Customer = Customer, NewBalance = Customer.Balance }; message.DismissAction = () => ScreenCoordinator.NavigateToHome(); message.DismissTimeout = 2500; ScreenCoordinator.NavigateToScreen(message); }; ScreenCoordinator.NavigateToScreen(processvm); }