Do u think i shld get a nutritionist?

i want to loose weight so bad but i keep eating worng i just dont know what to do because not matter what i cant loose the 4 lbs i want to loose. can someone also help me with a healthy diet to follow because i am running out of opptions. plz help this is ruining my life trying to loose these few pounds and idk what im doing wrong because i am excersizing and eating right but once in awhile eating alittle more..help