You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Owing to an emergency, I need to cancel my reservation. Can you please help me out?

ASSISTANT: Sure, may I know your name?

USER: My name is Thomas Jackson.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there are no active reservations on your given name to cancel.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for reaching our service.