Hi.
user
Hello, How can I serve you?
assistant
Can you please change my recent reservation? As my planned trip has been postponed to some other dates.
user
Sure, May I know your name?
assistant
Sure, my name is Katherine Lee.
user
Please wait a minute.
assistant
Sure.
user
Sorry, No reservation found on your name.
assistant
That's ok, thank you for giving the information.
user
Thank you for availing us.
assistant