Lana is my favourite from your list. I quite like Mia too.
With Ella, Kate and Sadie as well it sounds like you prefer short, snappy but pretty names? How about:
Anna, Annie, Amy, Anya, Ayla, Aria, Astrid, Adele, Amber, April, Ailsa, Bella, Bonnie, Brodie, Bronte, Clara, Cara, Cora, Ciara, Carys, Cerys, Cleo, Casey, Celest, Cherry, Connie, Darcey, Dana, Daisy, Elise, Elsie, Eva, Etta, Effie, Enya, Erin, Eilidh, Edie, Esme, Flora, Freya, Farrah, Falon, Greta, Giselle, Georgia, Halle, Holly, Heidi, Hebe, Isla, Iris, Ivy, Isis, Jasmine, Josie, Katie, Kayla, Kyla, Kyra, Kia, Kaya, Keltie, Kiki, Kirsty, Kirsten, Kristen, Lucy, Lily, Lara, Laura, Lauren, Laurel, Layla, Lyla, Lyra, Luna, Lola, Leah, Lacey, Lexie, Lois, Libby, Lottie, Lila, Lena, Mya, Maya, Megan, Maddie, Misty, Macie, Molly, Millie, Nina, Nesta, Orla, Phoebe, Poppy, Polly, Piper, Pippa, Ruby, Rosie, Rosa, Robyn, Rhianne, Sarah, Sophie, Seren, Sasha, Sylvie, Saffron, Sorrell, Tia, Tara, Tamsin, Taryn, Willow, Xanthe, Yasmin, Zoe, Zara, Zia, Zillah