They don't know what I do at work

Scene 1:
Geeky IT Dude: (upon entering lift) Oh hello
Frou: Hi
GID: Oh, you are still around. Haven’t seen you for some time.
Frou: Yeah, I have been…….
GID: I thought you left!
Frou: Why would you think that?
GID: Because so many people from Marketing have left, right?
Frou: But I’m not from Marketing.
GID: Oh.

Scene 2:
Marketing Dude: Excuse me, have you seen Sally?
Frou: (looks over at my teammate’s, Sal’s empty desk) Nopes. I think she left for the day
MD: Oh dear. I have some urgent matters I need advice on. (Looks around my empty department) Err…..
Frou: Uh?
MD: You…would you happen to know anything about….. legal?
Frou: Legal?
MD: Yeah. You know, law stuffs.
Frou: Oh. Not really. I sat through 4 years of law school folding origami in class.