You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Sure, I will help you. May I know your name?

USER: Thank you. My name is Katherine Phillips.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thanks for waiting. There is no active reservation on your name.

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

ASSISTANT: Thank you.