You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Mary Lee here. I want to cancel my ticket as I am sick.

ASSISTANT: I am happy to help you, please hold on a moment.

USER: Sure.

ASSISTANT: Thanks for your time, I found your reservation and I have cancelled it.

USER: Thank you.

ASSISTANT: Thanks for consulting us.