You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I oblige you today?

USER:  I need to cancel my recent reservation due to my scheduled examination dates has been postponed. Can you help me with that?

ASSISTANT: Sure, may I know your good name to check the reservation?

USER: Ok, Kenneth Jones is my name.

ASSISTANT: Thank you for providing your name, we found a reservation on your name and it has been cancelled successfully.

USER: Thanks for your service.

ASSISTANT: Thank you for availing with us.