You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: My exams got postponed for now, can you please cancel my recent reservation?

ASSISTANT: Sure, may I know your name?

USER: I am Jason Jackson.

ASSISTANT: Sorry, there is no active reservation on your name.

USER: Ok, no problem at all. Thank you for your response.

ASSISTANT: Thank you for opting us.