This really all happens while Dawn is passed out, in her POV. She wakes up, but pretends to be asleep. she hears the Cullens talking about her, and her and edward have a telepathic conversation.
In this part, Billy and Lili announce there engagement, and while shopping for a wedding dress with Elise, Sara, and Lili's friend Annie, Dawn see's here thankfully long Mất tích mother.