You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: This is Scott Gonzalez. I want to cancel my trip due to an emergency. Can you aid me in cancelling my ticket?

ASSISTANT: Sure, please wait a minute.

USER: Ok.

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

USER: That's ok , thanks for checking.

ASSISTANT: Thank you for opting us.