public static List <TourChiTietViewModel> TimTour(TimKiemTourViewModel model)
        {
            QlTourDuLichEntities entity = new QlTourDuLichEntities();
            var res = (from t in entity.TOURs
                       //join ks in entity.KHACHSANs
                       //on t.MaKS equals ks.MaKS
                       join ht in entity.HANHTRINHs
                       on t.MaHanhTrinh equals ht.MaHanhTrinh
                       join dd1 in entity.DIADIEMs
                       on ht.NoiDen equals dd1.MaDiaDiem
                       join dd2 in entity.DIADIEMs
                       on ht.NoiDi equals dd2.MaDiaDiem
                       where t.NgayKhoiHanh.Value.Year == model.NgayDi.Year &&
                       t.NgayKhoiHanh.Value.Month == model.NgayDi.Month &&
                       t.NgayKhoiHanh.Value.Day == model.NgayDi.Day
                       select new TourChiTietViewModel()
            {
                Tour = new TourViewModel()
                {
                    MaTour = t.MaTour,
                    NgayKH = t.NgayKhoiHanh,
                    NgayKT = t.NgayKetThuc,
                    //TenKhachSan = ks.TenKS,
                    DiemDen = dd1.TenDiaDiem,
                    DiemDi = dd2.TenDiaDiem,
                    GiaNguoiLon = t.GiaNguoiLon,
                    GiaTreEm = t.GiaTreEm
                },
                AnhDiaDiem = t.AnhDaiDien
            });

            return(res.ToList());
        }
 // [HttpPost]
 public ActionResult TimKiemTour(TimKiemTourViewModel model)
 {
     if (ModelState.IsValid)
     {
         TempData["TourTimDuoc"]     = TourQueries.TimTour(model);
         TempData["ThongTinTimKiem"] = model;
     }
     return(RedirectToAction("Index", "TrangChu"));
 }