You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I need to cancel my reservation as my planned programme got cancelled so please help me.

ASSISTANT: Sure, I will help you. Could you please provide your name to check your reservation?

USER: Myself Kenneth Taylor.

ASSISTANT: Please wait a moment to check.

USER: Sure.

ASSISTANT: Sorry to inform you that, there is no reservation found with your name in our records.

USER: It's ok fine. Anyway, thank you for your time.

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

USER: Welcome.