You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I have a cancel my reservation as my plan to visit my friend is postponed. Can you help me with that?

ASSISTANT: sure, may I know your name?

USER: My name is Samuel Parker.

ASSISTANT: Sorry no reservation found on your name.

USER: Ok, thanks for the information.

ASSISTANT: Thank you for reaching us.