You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I support you today?

USER: Owing to an emergency to attend a meeting I had to request for cancellation, Can you help me in doing this?

ASSISTANT: Sure, I am happy to help you.

USER: By the way my name is Amanda Martinez.

ASSISTANT: OK, Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for your patience, No reservation is found on your specified name.

USER: OK, no issues. Thanks for your service.

ASSISTANT: Thank you for contacting us.