Besides the fact that everyone can see from the outside, the woman should have and inner content. To do this, not necessarily to finish university, but no harm will be more interested in what is happening in the world, read the news, fiction. Then you will be much easier to behave in a normal conversation. It is useful to learn about the interests of the men and begin to understand these issues. You will have more time for the communication, and will flatter him so much attention on your part.
It is also important to talk about what you like. This could be some kind of composition books, dishes, color - anything. When in your absence, he somehow collide with the subject or maybe smell, then it will be on a subconscious level, an association is with you.
Avoid frequent meetings. He must think that you are very busy woman. But it is necessary to take special wisdom and correctly use the time spent together, that he was looking forward to the next meeting, but have not decided what you need to find someone else. Just let him know that you are a person versatile and you have their hobbies, such as learning a foreign language. It should be understood that not met another girl, and the only woman of his life.