private void BtnDelete_Click(object sender, EventArgs e)
        {
            DialogResult result = MessageBox.Show("Delete " + lblPackageName.Text + "?", "Confirm Delete", MessageBoxButtons.YesNo, MessageBoxIcon.Question);

            if (result == DialogResult.Yes)
            {
                TravelWinRepository package = new TravelWinRepository();
                int selectedPackage         = Convert.ToInt32(gridPackages.CurrentRow.Cells["PackageId"].Value);
                package.DeletePackage(selectedPackage);
                gridPackages.DataSource = package.GetPackages();
            }
        }