public int AddTracking(TrackingEntities te)
        {
            var     config = new MapperConfiguration(cfg => cfg.CreateMap <TrackingEntities, Tracking>());
            IMapper mapper = config.CreateMapper();

            Tracking ta         = mapper.Map <TrackingEntities, Tracking>(te);
            int      TrackingId = bookingRepository.AddTracking(ta);

            return(TrackingId);
        }