You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

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

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Sure, myself Sandra Parker.

ASSISTANT: Sandra, no reservation has been found on your name in our records.

USER: Oh! It may not be booked properly due to server issue.

ASSISTANT: Thank you for choosing us.

USER: Anyway, thank you for your time.