AV 2183 then AA 948 at San Francisco
Vancouver → San Francisco → Chicago O'Hare
Timetable, San Francisco time
15:27AV 2183 from Vancouver at the gate
14:32AA 948 to Chicago O'Hare leaves the gate
23 h 05 apart on the timetable, overnight
AA 948 leaves 23 h 05 after AV 2183 arrives on the timetable: more than half a day, so not a connection we count.