Sending Email with Reply-To options

        MailMessage Mail = new MailMessage();

        MailAddress ma = new MailAddress(txtFrom.Text,txtName.Text);
        Mail.From = ma;
        Mail.To.Add(txtTo.Text);

        if(txtCC.Text.Trim().Length != 0)
            Mail.CC.Add(txtCC.Text);
        
        if(txtBCC.Text.Trim().Length != 0)
            Mail.Bcc.Add(txtBCC.Text);
       
        Mail.Subject = txtSubject.Text;
        
        Mail.Body = txtComment.Text;

    
        //Setting Reply address.
        if (txtReplyTo.Text.Trim().Length != 0)
        {
            Mail.Headers.Add("Reply-To", txtReplyTo.Text);
        }
        else
        {
            Mail.Headers.Add("Reply-To", txtFrom.Text);
        }
    

        
        try
        {
            SmtpClient smtpMailObj = new SmtpClient();
        //eg:localhost, 192.168.0.x, replace with your server name
            smtpMailObj.Host = "myMailServer"; 
            smtpMailObj.Send(Mail);
            Response.Write("Your Message has been sent successfully");
        }
        catch (Exception ex)
        {
            Response.Write("Message Delivery Fails");
        }