Gryffindor: lots of playful jokes and banter/very comfortable together/classic kiss at the end of the night

Ravenclaw: Lots of talking about stories and memories/a lot in common with one another/holding hands

Hufflepuff: Greeting each other with a hug/lots of smiling/ blushes a hecca ton

Slytherin: Lots Of lowkey flirting/compliments/sharing dreams and aspirations

*Mine*