The kalashtar bows his head politely and says, " Yes, thank you for your time, Dux Balbus. May the remainder of your journey be more pleasant. "
After taking his leave, Valsamath heads over to the bow to watch the water and feel the salty spray of the ocean for a while while he thinks. If the opportunity arises to speak to the young adventurers again after the goblins have retired to the below decks, he approaches them cautiously again, but otherwise after a few hours he goes back to his cabin for the rest of the day or until dinner is served (if passengers all eat together that is).