Hi Christina!
Both Cinderella's Royal Table and Akershus Royal Banquet Hall at Epcot are wonderful princess character dining experineces! It's just a matter of choosing the one where your daughter's favourite priincess' will be.
At Cinderella's Royal Table, Cinderella greets all her guests in the loby of the castle and poses for pictures and autographs. Once inside the dining room the princess' waiting to meet you include Snow White, Jasmine, Belle and Princess Aurora.
At Akershus Royal Banquet Hall the princess' waiting to meet your little princess are Snow White, Jasmine, Belle, Ariel and Princess Aurora.
Please keep in mind that with all character dining experiences the characters are subject to change.
When you enter the park make sure you drop by guest services to pick up a free "1st time" at Disney button. The princess' will want to give your daughter a special welcome for her first visit!
Have a magical time!