DL 4057 then AA 1178 at LAX
Phoenix Sky Harbor → Los Angeles → Chicago O'Hare
Timetable, Los Angeles time
08:00DL 4057 from Phoenix Sky Harbor at the gate
07:15AA 1178 to Chicago O'Hare leaves the gate
23 h 15 apart on the timetable, overnight
AA 1178 leaves 23 h 15 after DL 4057 arrives on the timetable: more than half a day, so not a connection we count.