What does "By the way, my name is Alex." mean in English for Spanish?

In English for Spanish, "By the way, my name is Alex." means:

Por cierto, mi nombre es Alex.

Listen to "By the way, my name is Alex.": (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 12