Hello, I am Katherine Collins.
user
Hello Katherine Collins, how can I help you?
assistant
I want to change my existing reservation due to my meeting got postponed. Can you help me with this?
user
Sure, I can help you with that.
assistant
Ok.
user
Wait a minute, I will go through your reservation and update you.
assistant
Sure.
user
No reservation has been found with your name to change as per your request.
assistant
That's ok, not a problem.
user
Ok, thanks for communicating with us.
assistant
Thanks for your response.
user