Renaming the Main Character

I am writing a story about a girl who moves to [name_f]Alaska[/name_f] because her mother remarries. So far I have called her [name_f]Karlee[/name_f] [name_f]Marissa[/name_f], but it just doesn’t seem right now. Her last name is [name_f]Rosen[/name_f]-[name_m]Maxwell[/name_m] and her new name needs to go with her sister’s, [name_f]Gabriella[/name_f] [name_u]Ashley[/name_u]. Any suggestions would help. Thanks!

[name_f]Alexandra[/name_f] [name_f]Elizabeth[/name_f]
[name_f]Anastasia[/name_f] [name_f]Noelle[/name_f]
[name_f]Sophia[/name_f] [name_f]Charlotte[/name_f]
[name_f]Natalie[/name_f] [name_f]Grace[/name_f]

[name_f]Rebecca[/name_f] [name_u]Allison[/name_u]
[name_f]Ariana[/name_f] [name_f]Jasmine[/name_f]
[name_f]Chloe[/name_f]/[name_f]Hannah[/name_f] [name_f]Abigail[/name_f]
[name_f]Samantha[/name_f] [name_u]Kelsey[/name_u]
[name_f]Alyssa[/name_f] [name_f]Nicole[/name_f]