You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you today?

USER: Can you help me to cancel the reservation which I had done recently?

ASSISTANT: Sure, I will help you. May I know your good name?

USER: Thank you for the positive response, my name is Kenneth Brown.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: Thanks for being patient, there is no active reservation found on your name.

USER: That' ok, thank you for assisting me.

ASSISTANT: Thank you for opting us.