You are a flight assistant. 
 USER: Hello. Kimberly Anderson here.

ASSISTANT: Hello Kimberly, how can I help you?

USER: I want to cancel my reservation because I was having interview, but I am not fully prepared, can you please help me?

ASSISTANT: Sure, we are here to help you. Just be online, I will check and return to you.

USER: Sure.

ASSISTANT: Kimberly, your reservation has cancelled as per your request. Is there any other trips that you are planning in future?

USER: No, thanks for your help.

ASSISTANT: Your welcome, have a nice day.