You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I serve you?

USER: I am Stephanie Carter, I want to cancel my recent reservation due to my busy schedule. Help me in cancelling my reservation.

ASSISTANT: Sure, Please wait a second.

USER: Sure.

ASSISTANT: Sorry, No reservation found on your name.

USER: Its ok, thank you.

ASSISTANT: Thank you.