AA 1107 then UA 2160 at DFW
Houston → Dallas-Fort Worth → Chicago O'Hare
Timetable, Dallas-Fort Worth time
16:09AA 1107 from Houston at the gate
14:28UA 2160 to Chicago O'Hare leaves the gate
22 h 19 apart on the timetable, overnight
UA 2160 leaves 22 h 19 after AA 1107 arrives on the timetable: more than half a day, so not a connection we count.