Follow advise
1.Involvement in creative activites
2.contact spiritual organization in your city like Brahmakumaris they teach
meditation free of cost and this meditation will surely help in normalizing her mood and emotions
3. Daily outing morning evening and spend some time with nature like in Park will certainly help
4. Soft music and involvement in religious/ spiritual programme will help certainly
As you have decided to quit
smoking this is first and most important step
now we have to concentrate on gradual decreasing number of cigarettes
2. Change in Diet: some foods, including meat, enhance craving for cigarettes.
And food like fruit and vegetables, cheese, Milk, dahi, and other home made vegetarian food with low salt and spices make cigarettes taste terrible. little change in diet can give very good result
consult Psychiatrist for futher management