You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, May I know your good name?

USER: I am Frank Johnson.

ASSISTANT: How may I aid you?

USER: Can you help me to cancel the flight ticket which I have done last week to visit the water world but due to the bad weather condition, I can not travel?

ASSISTANT: Sure, I am here to help you.

USER: Thanks for considering my request.

ASSISTANT: Please give me a minute, I will check the reservation on your name and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting, There was no reservation found on your name.

USER: That's Ok, thanks for your response.

ASSISTANT: Thank you for approaching us.