DL 3052 then DL 530 at Atlanta
Greensboro → Atlanta → Denver
Timetable, Atlanta time
13:55DL 3052 from Greensboro at the gate
13:45DL 530 to Denver leaves the gate
23 h 50 apart on the timetable, overnight
DL 530 leaves 23 h 50 after DL 3052 arrives on the timetable: more than half a day, so not a connection we count.