public ActionResult BookCompleted(
            BookHolidayViewModel viewModel,
            HumanResourcesReplies.ReturnCode bookHolidayReturnCode,
            CalendarReplies.ReturnCode calendarReturnCode)
        {
            if (!ModelState.IsValid)
            {
                return View(viewModel);
            }

            return RedirectToAction("Index", new { viewModel.EmployeeId });
        }
        public ActionResult BookCompleted(
            BookVisitViewModel viewModel,
            SalesReplies.ReturnCode salesReturnCode,
            CalendarReplies.ReturnCode calendarReturnCode)
        {
            if (!ModelState.IsValid)
            {
                return View(viewModel);
            }

            return RedirectToAction("Index", new { viewModel.LeadId });
        }