You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am Gary Mitchell and I want to cancel my flight ticket as my cousin is ill and I have to take care.

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Sorry there is no reservation found on your name.

USER: Thank you for the information.

ASSISTANT: Thank you for reaching us, Take care.