Hi.
user
Hello. How can I serve you?
assistant
As my trip got postponed, I want to change my reservation. Will you be my helping hand in this with the name of Kimberly Williams?
user
 Sure, we are rapturous to help you.
assistant
Ok.
user
Please wait a while.
assistant
Sure.
user
Thanks for being waitting. We didnt found any reservation by this name.
assistant
No problem. Thank you for your response.
user
Thank you for choosing us.
assistant