You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to cancel my recent reservation due to some office work. Can you help me for this one.

ASSISTANT: Sure, We are here to help you. May I know your name to proceed for cancelling your ticket?

USER: Sure, Deborah Evans here.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry to inform, there is no active reservation found with your name.

USER: No issues, thank you for the checking.

ASSISTANT: Thank you for choosing us.