AA 3818 then AA 2926 at DFW
El Paso → Dallas-Fort Worth → Tucson
Timetable, Dallas-Fort Worth time
15:45AA 3818 from El Paso at the gate
12:07AA 2926 to Tucson leaves the gate
20 h 22 apart on the timetable, overnight
AA 2926 leaves 20 h 22 after AA 3818 arrives on the timetable: more than half a day, so not a connection we count.