The question

Someone asked me couple days ago,
her : “caca, r u fallin' in love..?”
me : “whaaat..? how come u ask me that question?”
her : “i dunno, u look different with the last time i went to ausie”
me : “really..?”
her : “r u?”
me : juz gave a -question mark- smile

My question is, “am i..?”