Cut and paste the blog post in a reply to her and tell her it is only for the specific event listed. Unless you really want her booking.I am learning that I have to be very careful when composing my blogs. I am still in the learning curve, and when blogging about specific events held on specific dates, I offer discounts targeted for a specific event.
I had a lady making a reservation for a non-event night who must have only skimmed the blog and her email indicates that she is claiming the discount I offered on the blog. I don't quite know how to respond other than give the discount. One of those "people don't read" types..