the ohio department of heath released birth records for people born between january 1 , 1964 , and september 18 , 1996 , last month .
la-sonya mitchell-clark , 38 , searched her biological mother 's name on facebook after receiving her birth records in the mail .
her mother , francine simmons , had given birth at 15 years old and had to give mitchell-clark up for adoption .
the pair said they always wanted to find one another but did n't know how .
mitchell-clark 's adoptive parents have been very supportive of her search .