Relationship help (I'm inexperienced)?

Don't know how you're gonna take this, she'll probably just want you to leave her alone for a while. It's not easy getting over people and, well leave her time to get over him. It's okay to flirt, but next time you do and end up getting not much of a response in return, remember that it's not your fault. If you're ok with just being her friend for a while, she will respect that on many different levels