You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Michelle Thompson.

ASSISTANT: Ok.

USER: I want to cancel my recent reservation due to my trip dates are postponed. Can you please help me?

ASSISTANT: Sure, We are here to help you.

USER: Thank you.

ASSISTANT: Wait a minute.

USER: Sure.

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

USER: No problem, thanks for your information.

ASSISTANT: Thank you.