You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I would like to cancel my flight reservation as my trip got postponed, can you please help me?

ASSISTANT: Sure, we are here to help you. May I know your name please?

USER: Thank you. my name is Larry Edwards.

ASSISTANT: Please stand by.

USER: Ok.

ASSISTANT: Thanks for your time, there is no active reservation found in your name.

USER: Not an issue, thank you for the information.

ASSISTANT: Thank you for opting us.