Harry: ??
Unknown: What?
Harry: It's been a week. Why haven't you replied?
Unknown: I have more important things to be doing with my life than send back and forth letters with an imbecile such as yourself.
Harry: I think you're charming.
Unknown: That's nice.
Harry: You're nice.
Unknown: I haven't been nice to you at all.
Harry: You have good intentions.