A woman will be more likely to receptive to your advances if it is done with confidence. If you are hesitant in your interactions with a woman, then you are communicating to the woman that you are unsure if you are good enough for her.
You will be subconsciously communicating the wrong message to the women. When you are confident about your actions, a woman is more likely to believe you and feel at ease.
To gain a sense that you can interact with beautiful women, you should realize that we’re all basically the same.
It is your choice if you allow yourself the belief that you are less worthy than another person. Towards this end, you should learn about developing a healthy sense of entitlement. You can further grow your sense of entitlement through study and self-development.