You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please cancel my reservation, due to an emergency?

ASSISTANT: I am here to help you, may I know your name to check your reservation?

USER: My name is Ronald Jackson.

ASSISTANT: There is no reservation found on your name to cancel it.

USER: Ok, no issue. Thank you.

ASSISTANT: Thanks for choosing us.