[Definitely upset she's a toddler-- if Elizabeth had any memory of Peter, she'd be feeling equally uncomfortable and probably very awkward. But she has no such memory, so Elizabeth giggles and clings to Peter as they sit down.]

Pleased to meet you, Peter. [She's parroting back, but it sounds like she understands what it means for the most part. Elizabeth presents him with the book, holding it out with both hands.] Someday I'll read by myself, but right now I need someone to do it for me. Can you read to me today?

[That sounds a little like she's parroting something else, too.]