dialog panjang promise&admisting mistake

Nadine : hey... I'm sorry about yesterday
Rudy : what?
Nadine : remember I broke your pen yesterday?
Rudy : ohhh, that one. It's okay Nadine.
Nadine : really? Thanks! And I actually baught you another pen
Rudy : no...you don't have to.
Nadine : it's okay. It's my fault anyways.
Rudy : are you sure?
Nadine : yeah! Here
Rudy : thank you so much
Nadine : you're welcome. Oh, and I also promise you that I will not do it again
Rudy : okay.