/// <summary>
        /// This method will NOT BE called from outside the project to interact will the flight center facades
        /// </summary>
        /// <param name="username"></param>
        /// <param name="password"></param>
        /// <param name="facade"></param>
        /// <param name="loginToken"></param>
        /// <returns></returns>
        internal override bool TryLogin(string username, string password, out FacadeBase facade, out ILoginToken loginToken)
        {
            loginToken = null;
            facade     = new AnnonymousUserFacadeMSSQL();

            LoginToken <AirlineCompany> airlineToken;

            if (TryAirLineLogin(username, password, out airlineToken))
            {
                loginToken = airlineToken;
                facade     = new LoggedInAirlineFacadeMSSQL();
                return(true);
            }

            LoginToken <Customer> customerToken;

            if (TryCustomerLogin(username, password, out customerToken))
            {
                loginToken = customerToken;
                facade     = new LoggedInCustomerFacadeMSSQL();
                return(true);
            }

            LoginToken <Administrator> administratorToken;

            if (TryAdministratorLogin(username, password, out administratorToken))
            {
                loginToken = administratorToken;
                facade     = new LoggedInAdministratorFacadeMSSQL();
                return(true);
            }

            return(false);
        }
        }//SINGELTON

        public bool Login(string username, string password, out FacadeBase facade, out ILoginToken loginToken)
        {
            bool result = false;

            loginToken = null;
            facade     = null;

            try
            {
                result = _loginService.TryLogin(username, password, out facade, out loginToken);
            }

            catch (WrongPasswordException ex)
            {
                // TODO
                // write later into log file - log4net
                result = false;
            }


            return(result);
        }//RETURNS USER AND ITS FACADE