You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I will be unable to attend my planned trip, so can you help with cancellation of my tickets?

ASSISTANT: Sure, can you provide your name for cancelling the ticket?

USER: I'm Angela Taylor.

ASSISTANT: Angela Taylor, wait a moment please.

USER: Sure.

ASSISTANT: Sorry to say, there is no reservation found under your name.

USER: No problem with it.

ASSISTANT: Thank you for reaching us.

USER: Thank you for checking.