You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

USER: I am Frank Phillips, want to cancel my reservation. Can you please help me?

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

USER: Thank you.

ASSISTANT: Can you please wait a moment?

USER: Sure.

ASSISTANT: Sorry to tell you that, there is no active reservation found with your name in our database to cancel the ticket.

USER: That's ok, thank you.

ASSISTANT: You are welcome. Thank you for opting us.