You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I want to cancel my recent reservation can you help me?

ASSISTANT: Sure, can I know your name please?

USER: My self Timothy Cater here.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Sorry Carter, there is no reservation found on your name.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for approaching us.