You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, how may I help you today?

USER: I am Patrick Moore. I am planning to book a ticket to attend a music event at DEN. Can you please help me out from SEA?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: May I know your planned travel dates?

USER: I would like to travel on Mar 20 and return back on Mar 22.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: How much you can afford for this ticket?

USER: I can afford 500 for my ticker.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: There is no flight found on your given details.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for choosing us.