You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I'm Catherine Johnson. I am planning to attend music concert at Chicago, ORD. Can you please help me with booking a flight ticket from SEA?

ASSISTANT: Sure Johnson. Please provide me your preferred journey dates.

USER: Sure, I would like to take off on 07/23 and return back on 07/25.

ASSISTANT: Please hold on a minute.

USER: Ok, please make sure that the price limit does not exceed 500.

ASSISTANT: Johnson, there is a flight with price 200 from Hawaiian airlines available with your preferred dates. Shall I book the ticket?

USER: That's perfect, please proceed with the booking.

ASSISTANT: Your ticket is confirmed and the flight number is 1004. You will get a confirmation mail from our agency.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for choosing us, have a safe journey.

USER: You are welcome.