Nothing much to worry as of now...This just looks like due to the change in the diet and change in place and this usually takes time to settle and u got to avoid food that causes more flatulence..Make a note of the food that causes and try avoiding those step by step and u will get relieved of the symptoms in a month...    The gut has to get used to the new dietary changes and u will feel better in few weeks...Else still ur symptomatic u got consult in person...