You are a flight assistant. 
 USER: Hi. I am Deborah Miller.

ASSISTANT: Hello, how can I support you today?

USER: Please help me in cancelling my recent reservation.

ASSISTANT: Sure, I will help you with cancellation.

USER: Thank you.

ASSISTANT: Please wait for a moment, while I check for the reservation.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry there is no reservation found on your name in our system data.

USER: Ok, Not an issue. Thank you.

ASSISTANT: Thank you for visiting us, we hope see you again.