F9 3600 then AA 5145 at Atlanta
Denver → Atlanta → Charlotte
Timetable, Atlanta time
15:48F9 3600 from Denver at the gate
15:36AA 5145 to Charlotte leaves the gate
23 h 48 apart on the timetable, overnight
AA 5145 leaves 23 h 48 after F9 3600 arrives on the timetable: more than half a day, so not a connection we count.