Hi.
user
Hello. How may I oblige you today?
assistant
I would like to change my existing reservation as my presentation got postponed due to some technical issues. Can you help me with it?
user
Sure, can I know on which name reservation has been booked in past?
assistant
Sure, Nicole Roberts is my name.
user
Ok, wait a moment.
assistant
Sure.
user
Thanks for waiting, we did not found any reservation by this name.
assistant
Ok, thank you.
user
Thanks for choosing us.
assistant