You are a flight assistant. 
 USER: Hello, I am Amanda Anderson.

ASSISTANT: Hello, how may I help you?

USER: Can you book a ticket from SEA to ORD?

ASSISTANT: Sure. Please share your journey dates.

USER: I am planning to start on 08/19 and return back on 08/21.

ASSISTANT: Please wait for a moment.

USER: Take your time.

ASSISTANT: There is a flight available with UA airline, shall I book it?

USER: Yes.

ASSISTANT: Your booking is done with flight number 1027.

USER: Thank you.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.

USER: You are welcome.