Who can call data from one controller to another controller using temp data?

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C#

I am calling my search module in the booking screen,For that i want display data of Check in,Checkout,Adults,No of Nights, in the booking screen.So that i have data in search index i am calling that data in temp.But Some error is coming i don't know what is wrong in my code ,Any one help plz. Note that i am hitting to services

What I have tried:

My controller:--

public ActionResult HotelBooking()
      {

           SearchModel search1 = TempData["Search"] as SearchModel;
           TempData["CheckinDate"]=search1.CheckinDate.ToString("ddd, dd MMM");
           TempData["CheckoutDate"] =search1.CheckoutDate.ToString("ddd, dd MMM");
           TempData["GuestCount"] = search1.NoOfAdults.ToString();
           TempData["NoOfRooms"] = search1.NoOfRooms;
             return View(search1);
      }

I am getting the data from the below controller:-

public ActionResult HotelInfos()
       {

            try
            {
               var fer = getHotelInfo();
               SearchModel search = Session["Search"] as SearchModel;
               var ges = Hotelcity.DestinationCitys.Where(s => s.CityName ==
                  search.CityName).FirstOrDefault();
               ViewBag.GuestCount = search.NoOFChild;
               ViewBag.GuestCount = search.ChildAge;
               ViewBag.GuestCount = search.NoOFChild;
               ViewBag.GuestCount = search.NoOfRooms;
               ViewBag.checkin = search.CheckinDate.ToString("ddd, dd MMM");
               ViewBag.checkout = search.CheckoutDate.ToString("ddd, dd MMM");
               ViewBag.GuestCount = search.NoOfAdults.ToString();
               ViewBag.CityName = ges.CityName;
               ViewBag.NoOfRooms = search.NoOfRooms;
               return View(fer);

             }

               catch (Exception Err)
                 {

                 }
                return View();


       }