You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: As I have planned for a trip but unfortunately it got postponed, can you help me in cancelling my recent reservation?

ASSISTANT: I will help you with that. May I know your name?

USER: Thank you so much for your concern. I am Jonathan Anderson.

ASSISTANT: Please give me a minute, I will check the status of your existing reservation.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found under your name in our database.

USER: Its ok, thank you.

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