Hello ,plz suggest..

My baby is 3.5 month now. ..he is on formula milk...at the time of birth he deny to take my breastmilk so i give him through bottle by extracting from pump.now i feel that he always suck muly clothes around my breast .may be it is a sign he wants to feed.but the problem is that ,i pump my milk only one month after birth after that its amount reduced and thn finally stopped. is there any possibility ki m apne bacche ko bapas se bm de pau...plz suggest.