Hello.
user
Hello, how may I serve you now?
assistant
Due to postpone of exams, I want to change my existing reservation.
user
Ok.
assistant
Can you help me with this?
user
Sure. Help me with your name please.
assistant
Myself Joshua Collins.
user
Sorry, there was no reservation on your name.
assistant
Ok, no problem.
user
Thank you for picking us.
assistant
Thank you for your information.
user