You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my recent reservation due to an emergency meeting, can you please help me with this?

ASSISTANT: Sure, please share your good name please?

USER: My name is Kenneth Campbell.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a reservation on your given name and cancelled successfully.

USER: Thanks for your kind service.

ASSISTANT: Thank you for choosing us.