1. Gather small number of close relatives and journey to his native place in Chandigarh to inquire about her husband whereabouts form his relatives – family members.
2. If they don’t talk about his whereabouts then drop in at Jurisdiction police station and lodge missing persons report and take stamped / signed copy of such diary entry.
3. After a month enquire from Chandigarh Police Station on action taken report.
4. Further to above, if he is found to be residing at his native place then talk to him in cordial ways and seek his opinion on current status he has left your friend and new born child under.
5. If his answers are satisfactory then proceed in accordance with Law. Whereas if answers are not-satisfactory then also proceed in accordance with Law at your friends jurisdiction.
6. In last two ground status titles seek help of a local advocate in her native place found via reference for legal steps to take in then given facts or come back I may suggest some legal remedies then.
7. Summing up; first take as far as possible very soon social steps as advised above then local police help and finally failing in such steps knock doors of Law (courts).
Note:
Now-a-days one can find Police Station (jurisdiction) contact details from net under which his native place address falls. Hence upon reaching to his native place in Chandigarh one can directly visit local police station seeking help – intervention in solving such marital disputes and note Punjab Police is quite friendly to deserted married women’s cause now-a-days and they have created Special District Cells to undertake specific inquires as nature of this brief.