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.