With Whitney and Josie's due dates quickly approaching, the expecting moms meet up to dish about motherhood and work on a craft project for their nurseries. While preparing for a flight lesson, Nathan confides in Lawson that he's hoping to propose to Esther very soon! But, with Nathan leaving the bachelor squad, will Lawson be on the fast track to settle down? Meanwhile, Travis is hoping to surprise Katie with a destination engagement in the Florida Keys, but can Gil and Kelly Jo keep suspicious Katie in the dark about the plan?