Hello.
user
Hello, how may I aid you today?
assistant
Myself Katherine Baker. I want to change my existing reservation, can you help me in that?
user
Sure, I am here to help you.
assistant
Thank you.
user
Please wait for a while I will check and revert you.
assistant
Sure, I will wait for your response.
user
Sorry, there is no reservation found on your name.
assistant
That's ok, thank you for the information.
user
Thank you for opting us.
assistant