You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Can you please cancel my recent reservation? As my music concert has been cancelled due to some issues.

ASSISTANT: Sure, may I know your name to check for the previous reservation?

USER: Sure, I had booked the ticket with the name Patricia Moore.

ASSISTANT: Please allow me a moment.

USER: Ok, carry on.

ASSISTANT: There is no reservation found under your name in our data base.

USER: Oh! May be my assistant didn't do the reservation perfectly, anyways thank you for your time.

ASSISTANT: Thank you for contacting us.