You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Dorothy Rodriguez.

ASSISTANT: Dorothy Rodriguez, how can I aid you today?

USER: I need to cancel my reservation due to my planned event got cancelled. So please help me with that.

ASSISTANT: Sure, hold on for a moment. Let me check. Sorry Dorothy Rodriguez, there are no flights reserved on your given name formerly.

USER: Oh! It may not be booked properly due to server issues while booking. Thank you for your time.

ASSISTANT: Welcome, thank you for choosing us. Have a great day.