お礼です
感謝しております
I am grateful.
感謝してます
I thank you from my heart.
Our heartfelt thanks are due (to) you.
感謝してる
感謝して.
I'm grateful to you.
感謝しているさま
I wish to express my appreciation.
I thank you from my heart―thank you from the bottom of my heart―thank you cordially.
ありがとう存じます
I am obliged to you (for it)―I esteem it a great favour―I appreciate the honour.