You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Ryan Carter. Owing to an emergency I need to cancel my reservation, can you please help me out?

ASSISTANT: Sure, please wait a moment.

USER: Ok.

ASSISTANT: We found a reservation on your name as for your request I have cancelled you reservation.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.