You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: As my meeting got cancelled. I need your help in cancelling my recent reservation.

ASSISTANT: Yes, I can help you. Could you tell me your name for checking?

USER: My previous reservation has done with the name Helen Jones.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: Ok, not an issue. May be something went wrong while booking the ticket.

ASSISTANT: Thank you for consulting us.

USER: Thank you for providing information.