WN 679 then UA 2665 at Philadelphia
Nashville → Philadelphia → Chicago O'Hare
Timetable, Philadelphia time
19:05WN 679 from Nashville at the gate
18:46UA 2665 to Chicago O'Hare leaves the gate
23 h 41 apart on the timetable, overnight
UA 2665 leaves 23 h 41 after WN 679 arrives on the timetable: more than half a day, so not a connection we count.