protected void checkTrans_Click(object sender, EventArgs e)
 {
     BankServiceReference.ServiceSoapClient A = new BankServiceReference.ServiceSoapClient();
     String roomStat = A.checktransactionstatus(int.Parse(TextBox1.Text)); // Calendar2.SelectedDate.ToString()
     if (roomStat != null)
     {
         Response.Write("<script>alert('Transaction Status: " + roomStat + "')</script>");
         TextBox1.Text = "";
     }
     else
     {
         Response.Write("<script>alert('Invalid command!')</script>");
         TextBox1.Text = "";
     }
 }