Hello.
user
Hello, how may I guide you?
assistant
My business trip has been postponed, can you please help me for changing the existing reservation?
user
Sure, may I know your good name please?
assistant
Sure, my name is Amanda Perez.
user
Sorry, there is no reservation found on your name in our database to change.
assistant
Ok, no problem. Thank you for your information.
user
You are welcome.
assistant