Someone agrees to plead guilty and cooperate with the government in exchange for the government’s promise to move for a substantial assistance at sentencing.
Nope. That’s not flipping someone. Flipping someone is getting someone that has real dirt to testify truthfully.
What you wrote is the gov’t someone to say what they want them to say for a lighter sentence.
Fixed:
What you wrote is the gov’t getting someone to say what they want them to say for a lighter sentence.