["Tell him off," Siffrin says, as if a simple scolding would ever be enough to easily deter G'raha..]

Do you think he'll listen to me? He's so stubborn. I'm sure that'll be much harder to do than you make it sound.

[It's not a blanket refusal, if only because there's no way for Andrew, who has not been functionally immortal before as the two of them have, to know what all of the circumstances might be.]

Make it easier on the both of us, and don't get too tied up. If you're the problem, then no one will know better than you how to solve it. [Teasing, maybe, but she also thinks they have the will to see this done. She looks down at her hand, thinking about it, then extends it. Even if they only shake on things, it'll be an affirmation.]