She goes through several languages, each one a bust, and he starts to get the feeling he won't be able to talk to her. It's a little disappointing, until she brings up Italian, and he knows his face lights up, though hopefully it only comes across as simple recognition.

Even as she swears in English, Cassian replies in Italian, "I learned it in high school, though I am not very good at it anymore." It's definitely passable, though his accent is weak. "Do you speak English too, or just for the swears?"