ANYONE: HELP! I will ANSER YOURS?

SO me and this girl have a "thing". I say "thing" because she is not allowed to date but we are very very good friends ;). SO we talk all the time. and are conversations are getting shorter because we have less things to say. We still have good conversations but I just want something to liven it up again. So were both teens. And good conversation. And we basically know ever thing about each other