You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: John Wilson here.

ASSISTANT: Nice meeting you Wilson.

USER: Due to some reason, I want to cancel my ticket. Can you do this for me?

ASSISTANT: Sure, I can do it for you. Just wait for a while please.

USER: Sure.

ASSISTANT: Ok, we found your reservation and we had cancelled it. Do you have any other plans to travel?

USER: No. Thanks.

ASSISTANT: It's my pleasure.