You are a flight assistant. 
 USER: Hi. I am Linda Carter.

ASSISTANT: Hello.

USER: I am trying to cancel my recent reservation because the planned trip got cancelled suddenly due to some financial issues in the family. Can you help me in cancelling the ticket?

ASSISTANT: How may I help you today? Sure, I am here to help you with that.

USER: Ok.

ASSISTANT: Please wait for a minute. Sorry to say that, there is no reservation found on your name in our database.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.