Hello.
user
Hello, How can I help you?
assistant
I want to change my reservation because my trip has been postponed, can you assist me?
user
Sure, may I know your name?
assistant
Pamela Martin.
user
Ok, please wait a minute.
assistant
Sure.
user
Thanks for waiting, there is no active reservation on your name.
assistant
No problem, thank you for searching.
user
Thank you.
assistant