You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I want to cancel my recent reservation, due to some health issue. Can you help me?

ASSISTANT: Sure, may I know your good name?

USER: Ok, my name is Benjamin Hall.

ASSISTANT: Please wait.

USER: Ok, take your time.

ASSISTANT: We found reservation on your name. shall I proceed to cancel?

USER: Please proceed.

ASSISTANT: Your reservation has been cancelled successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.