Making arrangements

Marc: Hi, Clàudia. I've got a new DVD.
Dou you want to watch it with me?
Clàudia: Yeah, of course. When?
Marc: How about Friday night?
Clàudia: Sorry, I'm busy. I'm going to a sleepover at Jen's house
Marc: I'm free on Saturday afternoon. What about you?
Clàudia: I'm not doing anything.
Marc. Great. Let's meet on Saturday then. Do you want to come round to my house at four o'clock?
Clàudia: Yes, all right. See you then.