Leila is getting pretty good at playing Angry Birds on her imported iPhone. Sitting behind her desk in an idle travel agency in central Tehran, she often has nothing better to do these days.
"As you can see, business isn't so good," she says, gesturing at the drab, empty office.
"Last summer, I was constantly on the phone arguing with customers why there were no last-minute tickets available. Now, on a good day --- if we're lucky --- we might barely get to sell to capacity on a flight."