KE 33 then DL 9961 at Atlanta
Seoul → Atlanta → CWF
Timetable, Atlanta time
08:15KE 33 from Seoul at the gate
08:00DL 9961 to CWF leaves the gate
23 h 45 apart on the timetable, overnight
DL 9961 leaves 23 h 45 after KE 33 arrives on the timetable: more than half a day, so not a connection we count.