i 'm sorry i wanted to fly twa is there a flight between oakland and boston with a stopover in dallas fort worth on twa
O O O O O O O B-airline_code O O O O O B-fromloc.city_name O B-toloc.city_name O O O O B-stoploc.city_name I-stoploc.city_name I-stoploc.city_name O B-airline_code