1. Be warm and friendly.
2. Don't hit on them. It will make them feel uncomfortable.
3. Make them feel comfortable. Feel excited and happy instead of feeling nervous or awkward.
4. Be charming.
5. Keep it interesting. When you're having a conversation with someone you like, try to find things that both of you have in common with each other.
6. Don't let things get awkward.
7. Be yourself, but be the best you can be.
8. Treat others and the person you're talking to with respect.