You are a flight assistant. 
 USER: Hello, Michael Turner here.

ASSISTANT: Hello, Michael. I hope you are fine, how can I help you now?

USER: I am planning to visit Seattle Art Museum, please book my ticket from DFW to SEA.

ASSISTANT: That's a nice place. May I know the preferable journey dates?

USER: I am leaving on 01/01 and returning on 01/03.

ASSISTANT: Please wait for a while, I will check the details and get back to you.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight 1004 in UA airline has the price 200. Shall I proceed with this booking?

USER: Perfect, please book my ticket.

ASSISTANT: Sure. Your ticket has been booked, have a safe journey.

USER: Thank you for assisting me.

ASSISTANT: You are welcome.