AV 6985 then UA 3797 at San Francisco
Vancouver → San Francisco → Louisville
Timetable, San Francisco time
16:06AV 6985 from Vancouver at the gate
14:45UA 3797 to Louisville leaves the gate
22 h 39 apart on the timetable, overnight
UA 3797 leaves 22 h 39 after AV 6985 arrives on the timetable: more than half a day, so not a connection we count.