You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Due to heavy floods in Dallas, which I would like to reach there tomorrow has been cancelled. Can you help me in cancelling my recent reservation?

ASSISTANT: Ok, may I know your name please to check the status?

USER: My name is Patricia Parker.

ASSISTANT: Patrica, there are no active reservations found with your details.

USER: Ok, no problem. May be my brother has cancelled it before on behalf of me.

ASSISTANT: Ok, thank you for reaching us.

USER: Thank you for providing information.