You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may 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 here to help you.

USER: Thank you.

ASSISTANT: Can you please share your name to check the status of your reservation?

USER: Myself Katherine Jones.

ASSISTANT: Katherine Jones, I have found your reservation. Can I proceed to cancel?

USER: Ok, please proceed to cancel.

ASSISTANT: Ok, your reservation has been cancelled successfully.

USER: Thank you.

ASSISTANT: Thank you for choosing us.

USER: Welcome.