What does "Do I need to reserve a seat?" mean in English for Spanish?

In English for Spanish, "Do I need to reserve a seat?" means:

¿Hace falta que reserve un asiento?

Listen to "Do I need to reserve a seat?": (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 3, Scene 7