Hello. I am Angela Green.
user
Hello, may I know how best I can help you?
assistant
Previously I made a reservation to New York to attend international conference but now it has been postponed, can you help me to modify my reservation?
user
Sure, I can help you better.
assistant
Sure.
user
Please wait, I will check and update you.
assistant
Sure.
user
Sorry, no reservation has been registered with us on your name.
assistant
Ok, thank you for giving information.
user
Thanks for approaching us, have a good day.
assistant