Date: March 9, 2022
Route: SFO-JFK
Fare class: G
Flight number: 1022
Aircraft: Airbus A321
Status: MVPG100K
Time the upgrade cleared: T-104

Date: March 9, 2022
Route: JFK-SFO
Fare class: G
Flight number: 657
Aircraft: Airbus A321
Status: MVPG100K
Time the upgrade cleared: T-114

On the first flight entering T-120, there were just enough sold that there was no U space. On the second, there was just one U seat left.