You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Nicholas Evans here.

ASSISTANT: How can I aid you today?

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

ASSISTANT: Ok. We will help with that.

USER: Ok, please make it fast.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, there is no active reservation found on your name.

USER: No problem, thank you.

ASSISTANT: Thank you for contacting us.