What does "But you’re flying to the U.S. for the first time?" mean in English for Spanish?

In English for Spanish, "But you’re flying to the U.S. for the first time?" means:

¿Pero está volando a los EE.UU. por primera vez?

Listen to "But you’re flying to the U.S. for the first time?": (If you have an HTML5 enabled browser, you can listen to the native audio below)

This is a phrase that is used in the GamesForLanguage English for Spanish Language Game in the following scenes:

• English for Spanish 3, Level 1, Scene 3
• English for Spanish 3, Level 1, Scene 6
• English for Spanish 2, Level 1, Scene 1