protected void ConvertAmountButton_Click(object sender, EventArgs e) { CurrencyConverterService.Service1Client currencyConverterClinet = new CurrencyConverterService.Service1Client(); String amountInString = AmountInDollarsTextBox.Text; String toCurrency = ToCurrencyTextBox.Text; String amountInRequiredCurrency = currencyConverterClinet.CurrencyConversion(amountInString, toCurrency); CurrencyConveterOutputAmountTextBox.Text = Convert.ToString(amountInRequiredCurrency); }