UA 6105 then AA 320 at O'Hare
Lewisburg → Chicago → Philadelphia
Timetable, Chicago time
12:45UA 6105 from Lewisburg at the gate
08:30AA 320 to Philadelphia leaves the gate
19 h 45 apart on the timetable, overnight
AA 320 leaves 19 h 45 after UA 6105 arrives on the timetable: more than half a day, so not a connection we count.