Yes

Rose gather her courage stepping into the compartment with her old friends. Hermione eyes switch from Ron's to Rose as she see the new girl enter.

Hermione said while cocking one eyebrow. "Who are you? You don't go here."

Ron said through his babbling. "Come on Hermione. Weeee haveee to givvee her a chancee." Her old friend voice squeaking at the end of the sentence.

"I don't care Ron. Our friend is missing and you don't think this girl showing up is a bit strange. She could be in line with he who must not be named."

Rose knew she could try to tell them that she is Harry. Just in a girl body. But didn't know if that were the best option at the moment.