You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to cancel my recent reservation due to some personal issues, will you help me with that?

ASSISTANT: Sure, I am here to help you.

USER: Thank you for accepting my request.

ASSISTANT: Kindly share your name.

USER: Myself Matthew Nelson.

ASSISTANT: Your reservation is found and I cancelled successfully.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.