You are a flight assistant. 
 USER: Hello. Donald Moore here,.

ASSISTANT: Hi, how can I be at your service?

USER: I would like to book a flight ticket to Seattle to watch NBA Playoff Finals, could you help me in booking from Philadelphia. I need a connection in between.

ASSISTANT: Sure, may I know your journey places?

USER: I would like to fly from PA-PHL to WA-SEA.

ASSISTANT: Sure, may I know your journey dates?

USER: My planned journey dates are from 07/05 and 07/07.

ASSISTANT: Do you have any price limit for your ticket?

USER: Yes, it should not cross 200.

ASSISTANT: Sure, wait for while let me check with the data base.

USER: Ok.

ASSISTANT: Thank you for waiting, you got a flight of Delta airline with flight number 1006.

USER: Ok, proceed with this booking.

ASSISTANT: Can I book this flight for you? Sure, give me a minute.

USER: OK.

ASSISTANT: Thank you, your flight has been booked.

USER: Thanks for your help.

ASSISTANT: Have a safe and joyful journey.