public string AddDestination() { DataAbstractionLayer dal = new DataAbstractionLayer(); string country = Request.Params["Country"]; string city = Request.Params["City"]; string address = Request.Params["Address"]; string desc = Request.Params["Description"]; if (string.IsNullOrEmpty(country) || string.IsNullOrEmpty(city)) { return("Some mandatory fields are missing!"); } dal.InsertDestination(new Destination { Country = country, City = city, Address = address, Description = desc }); return("Destination added successfully!"); }