UA 321 then WN 3457 at Phoenix
Chicago O'Hare → Phoenix → Orlando
Timetable, Phoenix time
12:24UA 321 from Chicago O'Hare at the gate
11:25WN 3457 to Orlando leaves the gate
23 h 01 apart on the timetable, overnight
WN 3457 leaves 23 h 01 after UA 321 arrives on the timetable: more than half a day, so not a connection we count.