AA 3818 then UA 2160 at DFW
El Paso → Dallas-Fort Worth → Chicago O'Hare
Timetable, Dallas-Fort Worth time
15:45AA 3818 from El Paso at the gate
14:28UA 2160 to Chicago O'Hare leaves the gate
22 h 43 apart on the timetable, overnight
UA 2160 leaves 22 h 43 after AA 3818 arrives on the timetable: more than half a day, so not a connection we count.