Hello.
user
Hello, how may I aid you today?
assistant
Can you please change my existing reservation as my trip got postponed?
user
Sure, we are glad to help you.
assistant
Thank you.
user
Please share me your good name.
assistant
My name is Christine Clark.
user
Please wait for a while.
assistant
Sure.
user
Sorry to say that, there is no active reservation found on your name.
assistant
Never mind, thank you anyway.
user
Thank you for communicating with us.
assistant