DL 1223 then WN 255 at Atlanta
Cincinnati → Atlanta → Phoenix
Timetable, Atlanta time
16:30DL 1223 from Cincinnati at the gate
16:25WN 255 to Phoenix leaves the gate
23 h 55 apart on the timetable, overnight
WN 255 leaves 23 h 55 after DL 1223 arrives on the timetable: more than half a day, so not a connection we count.