Was the intent to marry before you entered the US? What was the purpose of the trip? If the purpose was to use the tourist visa for the sole purpose to get married and then adjust status, then that's not allowed. You must go through consular processing
On what basis is the extension for? To my knowledge, overstay starts after the I94 expires. If it's more than 180 days past , then reentry bars kick in. Other members may have more knowledge
Pay separately for each form. Use personal checks for peace of mind and tracking. Credit card payments often get declined despite having available funds
I just know that us requires presentation of us passport when leaving. Are you going to Philippines 🇵🇭? It's my understanding that Philippines citizenship is canceled when another is obtained and they have to reapply