You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

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

ASSISTANT: Ok. Sure, I am here to help you. Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, but no seat is reserved for you in any flight.

USER: Not an issue, thanks for your help.

ASSISTANT: Thank you for connecting with us, have a good day.