Hello Prayas123,
If you looking for something locally in NYC than i am unsure about it but if you are looking for one who can give online training than i can help you.
I with my few friends took online training and did marketing from one of consultancy in Houston TX. You can call them and ask for online training class if they have any available.
you can call them @ 832-203-8576 James from Veridian Tech Solution.