You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I assist you?

USER: I am Debra Phillips. I want to cancel my recent reservation. Because I am signing a new contract, but unfortunately my contract has cancelled. Can you help me with that?

ASSISTANT: Sure, Please wait I will check and revert you.

USER: Sure.

ASSISTANT: Sorry we did not find any reservations made on your name.

USER: Ok, no issue. Thanks for your help.

ASSISTANT: Thank you for opting us.