DL 591 then DL 3244 at Atlanta
Las Vegas → Atlanta → Raleigh-Durham
Timetable, Atlanta time
22:00DL 591 from Las Vegas at the gate
20:45DL 3244 to Raleigh-Durham leaves the gate
22 h 45 apart on the timetable, overnight
DL 3244 leaves 22 h 45 after DL 591 arrives on the timetable: more than half a day, so not a connection we count.