It's very nice that you want to send a thank you note for something. Not many people do that anymore.
Start by saying thank you and how much you enjoyed yourself. Add a specific thing you did or meal you ate to make it more personal. Maybe send a small gift along, too, like flowers or something.
Dear _____,
Thank you so much for allowing me to stay with you. Your kindness and hospitality are very appreciate. Hopefully someday I can return the favor.
I enjoyed myself immensely. I especially liked ______.
Again, thanks for your generosity.
Sincerely ______
Start by saying thank you and how much you enjoyed yourself. Add a specific thing you did or meal you ate to make it more personal. Maybe send a small gift along, too, like flowers or something.
Dear _____,
Thank you so much for allowing me to stay with you. Your kindness and hospitality are very appreciate. Hopefully someday I can return the favor.
I enjoyed myself immensely. I especially liked ______.
Again, thanks for your generosity.
Sincerely ______