DL 905 then DL 602 at Atlanta
Salt Lake City → Atlanta → Mexico City
Timetable, Atlanta time
23:00DL 905 from Salt Lake City at the gate
12:23DL 602 to Mexico City leaves the gate
13 h 23 apart on the timetable, overnight
DL 602 leaves 13 h 23 after DL 905 arrives on the timetable: more than half a day, so not a connection we count.