private async void getAppointmentDetail()
        {
            myAPI = RestService.For <IMyAPI>("https://goldenspa.azurewebsites.net");
            string id     = Intent.GetStringExtra("AppointmentId");
            var    result = await myAPI.GetAppointmentDetail(id);

            maLH = result[0].MaLichHen;
            Picasso.Get().Load(result[0].AnhChiNhanh).Into(image);
            outletName.Text   = result[0].TenChiNhanh;
            address.Text      = result[0].DiaChi;
            customerName.Text = result[0].TenKH;
            phone.Text        = result[0].sdt;
            time.Text         = result[0].GioHen.ToString();
            date.Text         = result[0].NgayHen.ToString();
            totalPrice.Text   = result[0].Gia.ToString();
            totalService.Text = result[0].TongDv.ToString();
        }