You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how could I aid you today?

USER: Owing to an emergency I had to request for this cancel reservation. Can you please check with the reservation on the name of Jeffrey Johnson?

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: There is no reservation found with your given name.

USER: Ok, Thank you for providing information.

ASSISTANT: Thank you for choosing us.