Hello,.
user
Hello, how can I help you today?
assistant
Can you please help me in changing my existing reservation?
user
Sure, may I know your good name?
assistant
Sure, I am Helen Perez.
user
Please wait for a moment.
assistant
Ok.
user
Sorry to say that, no reservation was found with your good name.
assistant
Ok, no issues. Thank you for your information.
user
Thank you for reaching us.
assistant