Try to chat them up.
"Hey, ladies," you say, as the three of you converge. "Nice day, huh?"
"Uh, yeah," the first woman says. She doesn't smile. The second woman gives a small smile, but opts to say nothing.
Well, you got as far as an introduction, but you hadn't planned your pick-up line. You need to hook them now and reel them in!
If you were a Transformer, you'd be Optimus Fine. I hear you're looking for a stud. Well, I've got STD and all I need is you. You look exactly like my future ex-wives.