Question

you spend about a week at your friends house in Shimla After returning you truly miss your stay with him \ her write a letter to your friend expressing your gratitude for his\her hospitality.Also invite your friend during next vacation

Answer 1

first you had to thanks his or her parents that they had given permission to allow you to spend about a week at his or her house. you have to describe in short what enjoy you did .then you should also request him or her to come to your house for spending the vacations .