Brazil may be in a different time zone than you are.
Wait until she becomes your real Brazilian girlfriend...
The best way to success when you want to meet a Brazilian woman is to show her fresh and nice photos of yourself.
Try to shoot great photos and make a true and real smile on them.
A smile signals happiness, comfort, gentleness and kindness - all values highly appreciated by the Brazilian women dating here.
Later you may like to move to other chat apps like Whats App or Skype, where video call is available too.
It may be smart to learn a few Portuguese words first and have your online translator ready.
Using your cell phone for dating is like having a virtual girlfriend.
Remember that there is a true person in the other end with feelings and emotions.
Keep your privacy safe until you know the person in the other end.