WN 2600 then AA 2720 at Phoenix
San Diego → Phoenix → Chicago O'Hare
Timetable, Phoenix time
12:25WN 2600 from San Diego at the gate
11:27AA 2720 to Chicago O'Hare leaves the gate
23 h 02 apart on the timetable, overnight
AA 2720 leaves 23 h 02 after WN 2600 arrives on the timetable: more than half a day, so not a connection we count.