You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Lary Lopez. Owing to an emergency I need to cancel my reservation. Can you please help me in cancelling my reservation?

ASSISTANT: Sure, let me check the status and revert you.

USER: Ok.

ASSISTANT: We could not find any reservation by your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.