You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you now?

USER: I'm Kimberly Roberts.

ASSISTANT: Ok.

USER: I need your help in cancelling my recent reservation, as I have an important work to do here on my planned journey dates.

ASSISTANT: Sure, I will help you with that. Sorry Kimberly, there is no reservation found on your name.

USER: Oh! That's ok. Thank you for your service.

ASSISTANT: Thank you for approaching us, have a great day.