You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Kimberly Lopez here.

ASSISTANT: How may 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, please wait a moment I will revert you back with the proper information.

USER: Ok.

ASSISTANT: Thanks for your patience, there is no flight reserved with your name.

USER: That's ok, thank you for your help.

ASSISTANT: Thanks for contacting us.