You're absolutely in the right. There's nothing wrong with not dryhumping everything with a pulse and boobs that comes into your sphere of influence.
I permanently pissed off a girl I used to know due to a similar situation.

hey i say well done sir great job i know the situation as i am still presenting male girls do that to me quite awkward for me may i just add but ! it taught me one thing some ppl you just need to have with a crowd none of this fancy romantic one on one hehe lol  just try not invite your lady friends by themselves