Your first treatment is on Dr. Wang certificate
Yes, I am very glad to accept your offer of buying me my first acupuncture treatment to relieve my pain.
If I it works for me and if I like it, I may continue my treatment, but I have no obligation at all.
I will come in for my treatment within a week to get this offer, should you have appointment available.
In fact, I am making my appointment now. I don't want delay any more, I had enough.
I will print and bring this certificate with me.