Dear [Recipient's Name],
Nice to hear from you! I can imagine that you are now enjoying your life and work from your letter. I am fine too, and everything goes well.
Hows the weather up there? It's nice here. The sun is shining brightly, and the wind is gently blowing. I really enjoy the feeling of the wind blowing through my cheeks. These days, I have been planting a potted flower, but I don't know its name yet. Now it has sprouted, and the buds are so green. I like green so much. Which color do you like best? I think it will blossom in a few days, and then I will send you a photo of it. Are you looking forward to receiving it?
I miss you so much. I had a quarrel with my friend a few days ago because she... [rest of the letter content]
I hope this letter finds you well. I am looking forward to hearing from you soon.
Best regards,
[Your Name]