Dear Grandma and grandpa,
  Hello! How are both of  you? Long time no see. I miss you very much! This  letter is just to let you know that How I spent my winter holidays.This year I went to Goa  with my friends in my winter vacations.I enjoyed a lot there .We visited some famous churches there.Also,the most important thing about goa that is its beautiful beaches.We played at beach and enjoyed a lot.How about going to kullu next year ?It would be great. Oh! It’s time to sleep. I am looking forward to seeing you a few days later. See you!
Your name