You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: My name is Benjamin Adams. Owing to an emergency, I want to cancel my recent reservation.

ASSISTANT: Sure, Please wait a second.

USER: Ok.

ASSISTANT: Sorry, No reservation found on your name.

USER: Not an issue, thanks for your help.

ASSISTANT: Thank you for availing us.