Harry passes Ginny on his way to the kitchen to do his laundry, and she cracks a joke about Fleur Delacour.

Harry and Mrs. Weasley briefly discuss Tonks and their plans for getting to Hogwarts, while Fleur chimes in.
Harry, Ron, Hermione, and Ginny say goodbye to Bill and Fleur, depart the [Burrow], and make their way to the Hogwarts Express.
On Platform 9 3/4
Harry pulls Mr. Weasley aside on [Platform 9 3/4] and tells him his suspicions regarding Draco Malfoy.
Harry hops aboard the Hogwarts Express, and Molly calls after him as the train departs.
Harry, Neville, and Luna Chat Aboard the Hogwarts Express
Harry sets off down the corridors of the Hogwarts Express with all eyes on him, and after bidding goodbye to Ginny, finds a compartment with Neville and Luna.
Harry, Neville, and Luna exchange pleasantries and briefly discuss the D.A.
[Romilda Vane] introduces herself to Harry amidst her giggly friends, but Harry refuses to join her, opting to stay with Neville and Luna instead.
Harry, Neville, and Luna continue chatting, while Harry thinks of the [prophecy] and Neville's role (and potential role) in the fight against Voldemort. Luna then attributes his vague manner to a Wrackspurt.