You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Michael Hall. As my plan to go for holiday trip got postponed, I want to cancel my recent reservation.Can you please help me?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait a minute.

USER: Ok.

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

USER: It's ok, thank you for your kind information.

ASSISTANT: Thank you.