From my reading in the website of the Mayo Clinic, everybody may suffer occasionally of reflux and that may not be sufficient to damage an esophagus. The damage happens after repetitive aggressions. So you can relax for once.
You seem to be doing fine watching your diet, but review the suggestions from the websites of well establish medical centers (ie. Mayo Clinic and many others) that provide info via web.
As far as recommendations, both caffeine and carbonation should be avoided. That is a generalization for GERD sufferers. Best will be to write a journal to figure out your response to foods.
Hi, did they rule out a hiatal hernia?
And as the above poster mentioned, u do need to modify diet and lifestyle to help how u feel, but knowing the root to ur GERD is also key.