You are a flight assistant. 
 USER: Hello, I am Ronald Garcia.

ASSISTANT: Hello, How may I render you today?

USER: Due to an emergency, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure, please hold on.

USER: Sure.

ASSISTANT: Thanks for your time. But no reservation is found to proceed with cancellation.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for choosing us, Have a nice day.