DL 905 then DL 2539 at Atlanta
Salt Lake City → Atlanta → Greensboro
Timetable, Atlanta time
23:35DL 905 from Salt Lake City at the gate
14:30DL 2539 to Greensboro leaves the gate
14 h 55 apart on the timetable, overnight
DL 2539 leaves 14 h 55 after DL 905 arrives on the timetable: more than half a day, so not a connection we count.