Kung LDR kayo at hindi talaga kayang puntahan, tawagan mo.
Apologize and admit your mistake.
Tell her what you'll avoid doing and how much you're working on it.
I think it will help if you can also mention some sort of good news, like ayain mo mag-date or send a gift.
Goodluck!
Leave na po.
You may want to broaden your circle, travel and join other groups na same age bracket.
Maraming groups sa social media for hobbies na most of the time, 30's and beyond ang members.
Isa pa, kung gusto ka talaga ng isang tao... mahihiya yan magpalibre sayo :]
Goodluck!