You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Raymond Hill.

ASSISTANT: Hill, how may I assist you at this moment?

USER: As my exams are postponed, I want to cancel my reservation. Can you help me?

ASSISTANT: Sure, I will help you in cancelling, wait for a moment please to check your reservation status.

USER: Sure, take your time.

ASSISTANT: Hill, I did not find any reservation with your name.

USER: No issue, thank you for checking.

ASSISTANT: My pleasure, have a nice day.