He laughs, even though he doesn't mean to. Jyn was always very good at escalation. Sofia looks up at the sound of it simply because she is always fascinated by her father's laughter. It doesn't take her long to go back to the llama though.

Cassian has not let go of Jyn's hand, and he squeezes it. "That is not a trick, right? Because you have not technically said it at all for me to have to say it twice." A beat. "But I still love you."