You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Angela Gonzalez.

ASSISTANT: How may I aid you today?

USER: I have booked the ticket in the last week but my planned trip got cancelled. So, I need to cancel the ticket but I don't know the process. Can you please help me to cancel the ticket?

ASSISTANT: Please hold a moment, let me check with the cancellation.

USER: Sure.

ASSISTANT: Sorry, there are no active reservations to cancel on your given name.

USER: No issues, thank you for your time.

ASSISTANT: Thank you reaching our service.