Hello.
user
Hello, how can I assist you now?
assistant
I am Katherine Scott here. I would like to change my existing reservation, which is done recently. Can you please help me out?
user
Sure, I will help you with that.
assistant
Thank you for considering my request.
user
Please wait a moment to check your reservation status.
assistant
Sure, I will wait for your response.
user
Sorry Katherine Scott, no reservation has found under your name to change.
assistant
Not a big problem, anyway thank you for the information.
user
Thank you for choosing us, have a good day.
assistant
Thank you for searching.
user