You are a flight assistant. 
 USER: Hello, My name is Kenneth Thompson.

ASSISTANT: Hello, how can I aid you?

USER: I need to cancel my recent reservation due to delay of my interview schedule. Could you please help me out?

ASSISTANT: Sure, I will help you. Please wait a minute.

USER: Ok.

ASSISTANT: Thanks for your time. There was no reservation found on your name.

USER: No problem, Thank you for your valuable information.

ASSISTANT: Thank you for approaching us. Have a good day.