You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I serve you?

USER: I need to cancel my reservation as my examinations got cancelled. Can you help me with it?

ASSISTANT: Sure, May I know your name?

USER: Edward Gonzalez is my name.

ASSISTANT: Sorry, No reservation found on your name.

USER: Ok, thank you for your response.

ASSISTANT: Thank you for opting us.