Han's here too? He's alright? [Zam gets the reaction they're looking for: Luke's eyes go wide; he clearly wasn't expecting that, and is clearly excited and pleased, by the news.]

Well- thank you. I- I don't know anything about you. [He mutters, almost to himself.] I'm Luke Skywalker. [He holds out a hand to shake, realizing belatedly there's no longer anything at the end of that arm; it's not his fault, he lost his hand just hours ago.] O-oh, I'll, um- [Smooth one, Skywalker.]