Don't worry and relax.
Burping as such is not a disease. It just may be annoying or slight discomfort.
Usually caused by excessive gas in upper GI - stomach
Best would be
Take easily digestible food , avoid spicy and fried food.
Take fruits and salads
Do some mild exercise , even brisk walking will do.
Next Steps
follow above steps
watch for other signs like change in bowel habits and consistency of stool.
you may also take probiotics easily available.
Health Tips
avoiding carbonated drinks , chewing gum, and keeping mouth closed during eating helps.
eat slowly. chew thoroughly.
eat small meals.
take only few sips of water with meal.
later after one hour you my drink as much as per thirst
take good sleep.