You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

USER: Can you please cancel my reservation, due to some health issues?

ASSISTANT: May I know your good name please?

USER: My name is Matthew Harris.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

ASSISTANT: We found recent reservation on your name in our records. can I cancel it?

USER: Ok, you can cancel it.

ASSISTANT: Your recent reservation has been cancelled.

USER: Thank you for cancelling my reservation.

ASSISTANT: Thank you for reaching us.