You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Could you be my helping hand in changing my recent reservation, as my tournaments was postponed?

ASSISTANT: Sure, may I know your name?

USER: With the name of Alexander Edwards.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Sorry there is no reservation found in your name.

USER: Ok. Thank you for your information.

ASSISTANT: Thanks for choosing us.