i need a flight from kansas city to chicago that leaves wednesday and arrives in chicago around 7 pm
O O O O O B-fromloc.city_name I-fromloc.city_name O B-toloc.city_name O O B-depart_date.day_name O O O B-toloc.city_name B-arrive_time.time_relative B-arrive_time.time I-arrive_time.time