You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I would like to cancel my reservation due to some health issues, can you please help me out with that?

ASSISTANT: We are glad to assist you in that.

USER: Thank you.

ASSISTANT: May I know your name for further proceeding?

USER: Myself Dorothy Turner.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: We have found your reservation and cancelled it successfully.

USER: Thank you for your service.

ASSISTANT: Thanks for reaching us.