These are all really cute. Sorry if some may be girly but some are also tomboy style, i didnt know what exactly you like/prefer in a name but here are More ideas:
Emily and Evelyn or Ellie and Emma
Rain and Rose/Rosie
Tia and Trinity
Kaitlyn and Kaden
Harmony and Harper
Jada and Cady
Becca and Bella
Sage and Sydney
Madeline and Melrose
Piper and Parker
Hayley and Hannah