AA 3818 then UA 358 at DFW
El Paso → Dallas-Fort Worth → Washington
Timetable, Dallas-Fort Worth time
15:45AA 3818 from El Paso at the gate
12:28UA 358 to Washington leaves the gate
20 h 43 apart on the timetable, overnight
UA 358 leaves 20 h 43 after AA 3818 arrives on the timetable: more than half a day, so not a connection we count.