Hi. I am Nancy Phillips.
user
Hello. How can I help you Nancy?
assistant
My son is giving a presentation on international competition, but due to some sudden changes, I want to change my existing reservation. Can you help me?
user
Sure, please wait for a moment.
assistant
Ok.
user
Sorry, I do not found any reservation under your name.
assistant
No issue. I will find some other alternative.
user
Thank you for choosing us.
assistant