You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Christopher Turner. I would like to cancel my recent reservation, can you help me with this?

ASSISTANT: Sure, I can help you with the ticket cancellation process.

USER: Thank you.

ASSISTANT: Ok, please be on hold for a minute.

USER: Sure.

ASSISTANT: Sorry to intimate you that, I have not found any reservation under your name in our portal to cancel the ticket.

USER: That's fine, thanks for your information.

ASSISTANT: You are most welcome. Thank you for approaching us.