You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Christine Wilson.

ASSISTANT: How can I assist you?

USER: My business meeting has been cancelled. So, I would like to cancel my reservation.

ASSISTANT: Sure, please wait a moment.

USER: Can you please help me with that? Sure, take your time.

ASSISTANT: I found your reservation and successfully cancelled it.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.