B6 8662 then AA 359 at Boston
Kansas City → Boston → Charlotte
Timetable, Boston time
14:52B6 8662 from Kansas City at the gate
14:39AA 359 to Charlotte leaves the gate
23 h 47 apart on the timetable, overnight
AA 359 leaves 23 h 47 after B6 8662 arrives on the timetable: more than half a day, so not a connection we count.