Provide the theme summaries for the following conversation: 

Adalyn: hey :)
Adalyn: the university is organizing self-defence classes for women. are you going?
Nora: oh, really? that's a really good idea!
Nora: i'll definitely sign up for them :)
Nora: and you? are you going?
Adalyn: if they won't interfere with my work, I'll sign up for them too :)
Nora: cool :) let me know, when you decide
Adalyn: sure :)

Summary: 
Nora will sign up for self-defence classes for women organized by the university. Adalyn will sign up too if they don't interfere with her work. She will let Nora know.