You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I need to cancel my recent reservation, which I have done earlier . Can you please help me out in cancelling my flight ticket?

ASSISTANT: Yes, I can help you.

USER: Thank you.

ASSISTANT: Can you share me your name for checking?

USER: Myself Deborah Carter.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: Thanks for the information.

ASSISTANT: Thank you for reaching us.