It's always interesting when players take on opposite-sex roles and then have to roleplay social interactions.
Given the awkwardness of this scene in the movie, one can only conclude that the actors were given instructions to treat the situation as if they didn't know what their characters were thinking.
GM: You haven't seen Anakin for ten years. He's Obi-Wan's Padawan now.
Anakin: It's good to see you again, M'Lady.
Padmé: What did you call me?
Padmé: Oh, right. You're a... and I'm a... Yeah, got it.
Padmé: It's good to see you too... um... er... boy.
Anakin: You haven't changed a bit.
Padmé: Well, I died and lost my beard.
Anakin: That's not what I meant.
Obi-Wan: What my Padawan means, M'Lady, is that you look well after your trip from Naboo.
Padmé: Oh right, yeah. Unfortunately we didn't have any encounters on the way.
Obi-Wan: I heard there was an assassination attempt.
Padmé: That doesn't count! We didn't even get XP for it.