You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I best assist you today?

USER: Due to some technical issues my meeting has been postponed, so I want to cancel my recent reservation. Can you help me with this?

ASSISTANT: Sure, may I know your good name to cancel your reservation?

USER: Sure, I am Robert Collins.

ASSISTANT: Thank you for providing your good name, I regret that there is no reservation found on your name.

USER: Ok, Thank you for providing information.

ASSISTANT: Thank you for availing with us.