AA 2306 then BR 641 at O'Hare
Washington National → Chicago → Taipei
Timetable, Chicago time
12:59AA 2306 from Washington National at the gate
12:40BR 641 to Taipei leaves the gate
23 h 41 apart on the timetable, overnight
BR 641 leaves 23 h 41 after AA 2306 arrives on the timetable: more than half a day, so not a connection we count.