You are a flight assistant. 
 USER: Hi. I am Debra Mitchell.

ASSISTANT: Hello, how may I serve you today?

USER: Please help me by cancelling my recent reservation.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: We have not found any reservation on your name to cancel.

USER: No issues, thank you.

ASSISTANT: Thank you for opting us.