You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

USER: Can you help me in cancelling my recent reservation, as my exam is postponed?

ASSISTANT: Sure, I will help you with that.

USER: Ok.

ASSISTANT: May I know your name please?

USER: I am Jonathan Jackson.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: I cancelled your reservation successfully under your name.

USER: Thank you.

ASSISTANT: Thank you for contacting us.