Hello.
user
Hello, how can I help you?
assistant
I just want to change my recent reservation because my business trip postponed, can you help me for that?
user
Sure, please wait for a while.
assistant
Sure.
user
Can you please provide your name?
assistant
I am Carolyn Adams.
user
Sorry Adams, there is no reservation found with your name to change.
assistant
It's ok. Thanks for your helping me.
user
Thank you for approaching us.
assistant