AA 3815 then UA 2160 at O'Hare
Hartford → Chicago → Washington National
Timetable, Chicago time
20:15AA 3815 from Hartford at the gate
19:45UA 2160 to Washington National leaves the gate
23 h 30 apart on the timetable, overnight
UA 2160 leaves 23 h 30 after AA 3815 arrives on the timetable: more than half a day, so not a connection we count.