your daughter, Pornsiri, is now studying for an M.B.A. degree in the USA. During her christmas holiday vacation from her university (December 22-27), she spent the time at the house of Mr. George and Mrs. Helen Brown, your old friend enjoyed her self very much. Borth Mr. and Mrs. Brown are very kind and friendly, and treated her like their own child.
As Pornsiri's parent, you write a letter (dated January 5,2015) to Mr. and Mrs. Brown, expressing for the warm welcome extended to your daughter.