You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: As my manager did not approve my leave, I would like to cancel my recent reservation. Can you aid me with this?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: Can I have your good name?

USER: Myself Patricia King.

ASSISTANT: Sorry, there is no active reservation on your name in our records.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for opting us.

USER: Welcome.