If you have taken enough math to put 1+1=2, then you surely know that you are your own greatest illusionist if you think the answer is elusive. The hardest illusion to break free from is the one that you yourself created.
Play the hard to get game too if you like her, express how busy you are and that "she" should be chasing you when she needs or asks for your company or attention, regardless of your "lonely" state of mind. Never give in to the lonely feeling, it will permeate in your essence and label you as a "SAP!" If she does not give, pull away your hand that feeds her.
Here's an old way of thinking for ya: Attachments are what hurt in this life. Realize they are all in your mind and you are their creator. Once you understand this principle and live without "expectations" will you be free of the self-induced pain. A clue: an attachment is the effort you put in, an expectation is her returning a gift.