หัวข้อ: Your "interest' in me.
Dear Sangsuda,
I am very flattered that a lovely young girl like you has shown an "interest" in me, but I have to tell you that I have already arranged to see a girl locally now, who I met on this site, so I am unable to make any more contacts at this time.
The fact that you contacted me was very tempting of course, although you may not have realized that I am a lot shorter than you, which would have been a problem for me, if not for you, You are a really beautiful girl and I thank you so much for your interest and I hope that you soon find the man you are looking for.
Best wishes and good luck!
Peter