DL 1697 then AA 2166 at Boston
Phoenix → Boston → Chicago O'Hare
Timetable, Boston time
21:00DL 1697 from Phoenix at the gate
10:20AA 2166 to Chicago O'Hare leaves the gate
13 h 20 apart on the timetable, overnight
AA 2166 leaves 13 h 20 after DL 1697 arrives on the timetable: more than half a day, so not a connection we count.