//Redirect on the same route with sent=1 to cleanup form
                                return new RedirectResponse($this->router->generate($request->get('_route'), $request->get('_route_params')), 302);
 
                                //Redirect on the same route with sent=1 to cleanup form
                                return new RedirectResponse($this->router->generate($request->get('_route'), $request->get('_route_params')), 302);