You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, can you please tell me your name?

USER: Sure, please check my reservation with my name Janet Lopez.

ASSISTANT: Sorry, there is no reservation with your name to cancel.

USER: Oh! It may not be booked properly while booking. Anyway, thank you for your time.

ASSISTANT: My pleasure, have a great day.