The context of the following conversation is After spending the whole summer together, Kai's association with Sydney increased during the fall.:
Kai says I'm so glad I went to summer camp with Sydney..
The friend responds That's super cool!.
Kai responds Also I found out Sydney is going to the same school as us!.
The friend responds That's nice, I can't wait to get to know her too..
Kai responds Yeah, we have been hanging out more.  You should hang out with us too..
The friend responds Let me know next time!.