what are the first class and coach fares for flights from chicago to kansas city arriving around 7 pm next thursday
O O O B-class_type I-class_type O B-class_type O O O O B-fromloc.city_name O B-toloc.city_name I-toloc.city_name O B-arrive_time.time_relative B-arrive_time.time I-arrive_time.time B-arrive_date.date_relative B-arrive_date.day_name