DL 706 then AA 5175 at Atlanta
Denver → Atlanta → Charlotte
Timetable, Atlanta time
18:01DL 706 from Denver at the gate
15:49AA 5175 to Charlotte leaves the gate
21 h 48 apart on the timetable, overnight
AA 5175 leaves 21 h 48 after DL 706 arrives on the timetable: more than half a day, so not a connection we count.