UA 3426 then AA 3265 at Charlotte
Chicago O'Hare → Charlotte → Madison
Timetable, Charlotte time
09:46UA 3426 from Chicago O'Hare at the gate
22:41AA 3265 to Madison leaves the gate
12 h 55 apart on the timetable
AA 3265 leaves 12 h 55 after UA 3426 arrives on the timetable: more than half a day, so not a connection we count.