The flower is smaller than the pink jasmine sold at Home Depot and it has a more pleasant scent. Usually, it is grown as a bonsai. Does any nursery carry it? Here're the photos:
And as a bonsai
I believe it is wrightia religiosa. I am not sure if I spelled it right.
Here is a link that might be useful: wrightia
Definitely wrightia religiosa. Look it up at Gardino's Nursery, Logee's, and other online shops.