Need a good seamstress

The place I ordered my dress from I am not hearing very good things about there alteration dept and I am very nervous.
My dress has not come in yet but when it does I want the back of the dress to be made into a corset...Can any one help or recommend??

Hi My name is Cathy My company name is Fashions by Fiorenti. I can make the back of you dress any way you want it you can reach me at 631-737-3976 or [email protected]
I look forward to hearing from you
Cathy