Formal letter

1. really fantastic, very enjoyable, most entertaining
2.had a ball, was quite enchanted, had a good time
3.particularly agreeable, lovely, smashing
4. great, nice, charming
5. very lucky, a lucky so and so, most fortunate
6. look us up, come and see us, allow us to return your hospitality
7. a lot of fun, quite a riot, a pleasant little occasion
8. Warmest regards, All the best, See ya!

Use the words from the wordbank above to get a formal letter.
Thank you for a
evening.I think everyone who was there
The music was
and what a place you have.You really are
.I hope you will
when we have settled in here.We are planning to hold house-warming. It should be