AA 3818 then AA 3168 at DFW
El Paso → Dallas-Fort Worth → Montrose
Timetable, Dallas-Fort Worth time
15:45AA 3818 from El Paso at the gate
11:05AA 3168 to Montrose leaves the gate
19 h 20 apart on the timetable, overnight
AA 3168 leaves 19 h 20 after AA 3818 arrives on the timetable: more than half a day, so not a connection we count.