public void FinishTransaction()
 {
     vendingMachine.FinishTransactionAuditLog();
     vendingMachine.CalculateBalanceReturned();
     Console.WriteLine("Your account will be credited " + vendingMachine.BalanceReturned);
     Console.WriteLine();
     Console.WriteLine($"Current Money Provided: ${vendingMachine.Balance}");
     Console.WriteLine();
 }