Hi.
user
Hello. How may I aid you?
assistant
I want to change my reservation because my mother is not well, can you please help me out?
user
Sure, may I know on which name the ticket was booked?
assistant
Sure, my name is Dorothy Miller.
user
Ok, please hold on for a moment.
assistant
Sure.
user
Sorry, I could not find any ticket booked with your name.
assistant
No problem, anyway thank you for the information.
user
Thank you, have a nice day.
assistant