You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: My name is Kenneth Anderson. I would like to cancel my recent reservation. Could you please help me?

ASSISTANT: Yes sure, please give me a moment to check.

USER: OK.

ASSISTANT: I have found your reservation, can I proceed to cancel?

USER: Yes, please proceed.

ASSISTANT: Thank you for confirmation, please give me a moment.

USER: OK.

ASSISTANT: Yes, your ticket have been cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our service, have a nice day.