Hello.
user
Hello, how may I serve you?
assistant
I want to change my existing reservation, due to my exams has been postponed. Can you please aid me to change it?
user
Sure, we are here to help you.
assistant
Thank you.
user
May I know your name to check the reservation status?
assistant
Sure, please check my reservation on the name of Carol Brown.
user
Ok, please be on hold.
assistant
Sure.
user
Sorry, there is no reservation found on your name in our airline database.
assistant
Ok, thanks for your help.
user
Thank you for choosing us.
assistant