You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my ticket as I am sick, could you help me out?

ASSISTANT: Sure, please hold on for a moment to check for the reservation details in our portal.

USER: My name is Michael Carter.

ASSISTANT: Sorry, I did not find the reservation on the given name.

USER: It's ok, thank you.

ASSISTANT: Thank you for reaching us.