Sam's negative pickup line about Sarah forcing him to help the player is missing the companion dead check all other companions have for the most part.
This is the line missing the check: [INFO:0026C55B] ('Sarah Morgan said I had to help you if you asked. So I'm coming.' in GRUP Topic Children of [DIAL:0026C5E8])
1.8.86.0
English (EN)
Yes
In game will be hard as the choices are random. I would just use xedit and go straight to the referenced dialog response.