Help me make her fall in love w me

I am 18(F) want to make a 25(F) fall for me. She teaches in my school but I am not her direct student. Idk if she's les/bi. I just know I can change her mind. We talk smtimes in the hallway, staircase and recently started texting her. I just want to be her friend for now but want to keep the path open for smth in future.

so,
what would a 18 y/o hv to do to impress a 25 y/o romantically ?

all the psychologist, manipulators and red flags i summon u here, help me out