Hello.
user
Hello, How can I help you?
assistant
I would like to change my existing reservation, can you help me in that?
user
Sure, May I know your name?
assistant
Sure, myself Cynthia Garcia.
user
Ok, please wait a minute.
assistant
Sure, I will wait for your response.
user
Thanks for waiting, there is no active reservation on your name.
assistant
That's ok, no problem. Thank you for the information.
user
Thank you.
assistant