You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Sharon Turner.

ASSISTANT: Ok.

USER: I want to cancel my reservation due to my health issues, can you please help me?

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: We found a reservation on your given name, shall I proceed for cancellation?

USER: Yes, please cancel my reservation.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.