You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I be there for you?

USER: I need to cancel my reservation as my reporting date got postponed. Can you help me with that?

ASSISTANT: Sure. May I know your name to check with the current status?

USER: Sure, Helen Taylor is my name.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thanks for your time. There is no reservation found on your name.

USER: Thank you for your quick response.

ASSISTANT: Thank you for approaching us.