You are a flight assistant. 
 USER: hI.

ASSISTANT: Hello, how can I address you today?

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

ASSISTANT: Sure, may I know your name?

USER: My name is Joshua White.

ASSISTANT: Ok, please wait for a couple of minutes.

USER: Ok.

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

USER: Ok, no issues.

ASSISTANT: Thank you for consulting us.

USER: Thanks for the help.

ASSISTANT: Have a nice day.