You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to cancel my reservation as I am not able to make a trip due to ill health. Can you please help me with that?

ASSISTANT: Sure, I am here to help you.

USER: Thank you for considering my request.

ASSISTANT: May I know your name please to check your reservation status?

USER: Ok, my name is Eric Davis.

ASSISTANT: Eric Davis, I have found your reservation. Can I proceed to cancel?

USER: Yes, cancel it.

ASSISTANT: Ok, your reservation has been cancelled successfully.

USER: Thank you for cancelling my reservation.

ASSISTANT: Thank you for choosing us.