You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Owing to an emergency, I want to cancel my recent reservation.

ASSISTANT: Sure, may I know your name?

USER: My name is Benjamin Phillips.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there was no reservation found on your name.

USER: Not an issue, thank you.

ASSISTANT: Thank you for choosing us.