AV 2183 then UA 499 at San Francisco
Vancouver → San Francisco → Nashville
Timetable, San Francisco time
15:27AV 2183 from Vancouver at the gate
10:50UA 499 to Nashville leaves the gatealso VA 8254, NZ 9387
19 h 23 apart on the timetable, overnight
UA 499 leaves 19 h 23 after AV 2183 arrives on the timetable: more than half a day, so not a connection we count.