求帮写一份英文邀请函!有分哦.

To whom it may concern,
I hereby delightfuly invite my friends Mr. and Mrs. XXX come to Auckland and stay with me for a month. They will come here for sightseeing and visiting and hopefully we will have a good reunion. Their schedule is listed as below-
First day, xxxxx
Second day, xxxx
...（俩人的行程）
I will be fully responsible and guarantee their wellbing and stay in New Zealand.
My contact detail is... (你的联系方式)
Your kindly help is greatly appreciated.
Best Regards!
Sincerely
XXX（你的名字）