DL 2800 then AA 4040 at DFW
Salt Lake City → Dallas-Fort Worth → Brownsville
Timetable, Dallas-Fort Worth time
13:54DL 2800 from Salt Lake City at the gate
13:27AA 4040 to Brownsville leaves the gate
23 h 33 apart on the timetable, overnight
AA 4040 leaves 23 h 33 after DL 2800 arrives on the timetable: more than half a day, so not a connection we count.