打中文客服说不可以转让，但是邮件联系了英文客服后得到如下答复：
You are welcome to purchase it and provide your parents names after redemption for them to use it as a gift. You will have an opportunity post-purchase to update not only names but all contact information.
Let us know if you have any questions.
Thank you!
The Hilton Honors Experiences Team
