Hello, I am Benjamin Gonzalez.
user
Hello, how can I assist you?
assistant
My bank exams got postponed I need to change my existing reservation.Can you help me for change my reservation?
user
Sure, wait a minute, I will check and get back to you.
assistant
Sure.
user
Sorry to tell that there is  no reservation on your name.
assistant
Thanks for your information.
user
Thank you for approaching us.
assistant