Hello.
user
Hello, how can I help you today?
assistant
I am Paul Carter, I want to change my reservation as my plan to visit my sister is postponed. Can you change my reservation?
user
Sure, we are here to help you. Ok, please wait for a while.
assistant
Sure.
user
Thanks for waiting, no flight reservation found with your name.
assistant
Thank you for the information.
user
Thank you for opting us.
assistant