The Captain caught her by the wrists and sighed, that same knowing smile on his face.  "No, you are not for sale.  But pull another trick off like that, and so help me, I will feed you to the sand worms.  I was being a genuine gentleman and host, offering you at least dinner and possibly a ride to the nearest city, but if you cannot behave yourself, then we will sell you or worse.  Now..." his voice lowers as he looks right into her eyes.  "Which is it going to be?" he whispered dangerously.