Movie Scene Noise Reduction

I have a short dialogue section from a park scene that is being spoiled by a low-frequency rumble—most likely distant traffic. I’m attaching two WAV files: 1. “Scene 15 second part – the current take that needs work 2... (Budget: $30 - $35 USD, Jobs: Audio Editing, Audio Engineering, Audio Mastering, Audio Processing, Audio Production, Audio Services, Post-Production, Sound Design, Sound Effects, Sound Engineering)