Here is how Bucky's mission goes in Weekenders and Captain America: Civil War.
(December 16, 1991)
(we see a base)
Soldiers:(open a door)
Vasily Karpov:(takes a book with a star on it)
(we see Barnes coming out of stasis)
Bucky Barnes: No! No!
Vasily Karpov: Rusted. Seventeen. Daybreak. Furnace. Nine. Benign. Homecoming. One. Freight car.
Tino: That's our que. Let's go!
Deadpool: You come in way later. Get out of here, and wait till the next scene!
Sunset Shimmer: What is he talking about?
Deadpool: Beam them, Scotty. And get them back to the Present Day, one year after Ultron's defeat.
(they get teleported away)
Vasily Karpov:(in Russian) Good morning soldier.
Bucky Barnes:(in Russian) Ready to comply.
Vasily Karpov:(in Russian) I have a mission for you. Sanction and extract. No witnesses.
(we see a car drive by on a road)
Bucky Barnes:(turns on the motorcycle light and follows)
(he drives up and shoots the car and drives away)
Bucky Barnes:(drives to the crashed car)
(we see Barnes open and the trunk and take the super soldier serum)
Vasily Karpov:(in Russian) Good work, soldier.