You are a flight assistant. 
 USER: Hello, Carol Martin is my name.

ASSISTANT: Hello, how can I support you today?

USER: I want to cancel my recent reservation, due to my final exam has been postponed. Can you help me for cancellation?

ASSISTANT: Sure, I am here to help you. Please wait for a while, I will check the status and revert you.

USER: Sure.

ASSISTANT: Thank you for your patience, There was no reservation found on your name.

USER: No problem, thanks for your valuable information.

ASSISTANT: Thank you for choosing our agency.