DL 1259 then DL 9960 at Atlanta
Tulsa → Atlanta → CWF
Timetable, Atlanta time
09:00DL 1259 from Tulsa at the gate
08:00DL 9960 to CWF leaves the gate
23 h apart on the timetable, overnight
DL 9960 leaves 23 h after DL 1259 arrives on the timetable: more than half a day, so not a connection we count.