IBS or UC or CD. Uc or chronic disease?

I am 23 y/o female. I have severe acidity heart burn and diarrhea and constipation issues since 12 years also lactose intolerant & some food allergies this are my reports but I am not getting my exact problem that I have ibs or uc or crohns disease? So sir can you please tell me my actual diagnosis I had done colonoscopy and endoscopy bt I am not getting that I have ibs or uc or chronic disease? This are my 2 reports old and new... old reports: endoscopy - esophagus - erythema lower esophagus, lax hiatal opening. Stomach -antral erosions duodenum - erosions impression :-reflux esophagitis, antral gastritis, duodenitis new reports: endoscopy - esophagus - normal mucosa duodenum - normal mucosa stomach - lax hiatus, antral erosions diagnosis - gastric erosion colonoscopy - mucosal abnormality: ti erosions, colonic mucosa was normal biopsy: from ti for hpe diagnosis - ti erosions. Biopsy report - Impression : Chronic Non specific Inflammatory lesion - Terminal ileum