You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you? May I know your name?

USER: I had done my flight ticket booking last week but due to rain I would like to cancel my flight ticket booking. I am Linda Lopez.

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, there is no reservation with your details.

USER: Ok, thank you for the information.

ASSISTANT: Welcome.