You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to cancel my recent reservation, as my exams got postponed. Can you please help me out with it?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your name please to check the status of your reservation?

USER: My name is Katherine Taylor.

ASSISTANT: Katherine Taylor, I have found your reservation. Can I proceed to cancel?

USER: Yes, please cancel it.

ASSISTANT: Ok, your reservation has been cancelled successfully.

USER: Thanks for the service.

ASSISTANT: Thank you for reaching us.