public void Execute()
            {
                System.Console.Write("Dati ID-ul ofertei: ");
                int id = int.Parse(System.Console.ReadLine());

                try
                {
                    service.DeleteOffert(service.FindOneOffer(id));
                    System.Console.WriteLine("Oferta sters cu succes!");
                }
                catch (Exception e)
                {
                    System.Console.WriteLine("Stergere esuata! " + e.Message);
                }
                System.Console.WriteLine();
            }