You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

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?

USER: Thank you. my name is Ryan Jackson.

ASSISTANT: Ok, wait for some I will check and get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting there is no reservation found on your name.

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

ASSISTANT: Thanks for approaching us.