You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

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

ASSISTANT: Ok.

USER: Can you help me with it?

ASSISTANT: Sure, may I know your good name?

USER: My name is Benjamin Collins.

ASSISTANT: Please, hold on.

USER: Ok.

ASSISTANT: No reservation found with your name.

USER: Ok, no issues.

ASSISTANT: Thank you for choosing us, have a nice day.

USER: Thanks for the help.