so tonight i went sarging with my friend i felt i had a game plan i had my opener hey did you see those girls fighting outside? so i opened 3 sets with my my friend who i let choose what girl what he wanted, when i opened laughed and didnt really believe how can i get her to believe i felt i was pretty confident when i opened, but they rarely believed me one girl didn't seem at all interested her other mate was too drunk to really talk, and another girl said we were babies as we were in our first year of uni can you please tell me what i can do next after opening to get her to actually be interested and not just laughing