If you get this right and receive a positive response from her, you will be able to get even closer.
During longer kisses with tongue, break it off from time to time and breathe slowly and deeply.
And our current cultural climate accepts that, applauds it even.
Female Genital Arousal: A Focus on How Rather than Why.
Here is an infographic which shows the most erogenous sensual zones in women based on a survey of 1500 researched subjects.
If you have an orgasm too early it will be awkward going forward.