Chocolates
get her anything that tippical and girly from the place you've just been in, or if she's the one on the trip then get her flowers!
Put your energy into planning a nice romantic suprise for her when she gets back.
Hmmm do you still like him? If you do then try get back with him again
a worm
It sounds as though as you may have been a rebound - yes.
tell her that you are sorry then say you forgive her
In the novel "Twilight," Eric dangling a piece of fern in front of Bella just before she gets back on the bus from the field trip. The same scene is portrayed in a slightly different way in the movie adaptation.
Road trip
If they have a girlfriend they do not want you back.
Take a road trip and try to make things right.
smile at him give him cute looks back and even if he has a girlfriend so what flirting means nothing really and he would probably like it! and if the girlfriend gets mad thats her problem not yours!
yes