You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I'm Elizabeth Brown. I am planning to travel from SEA to LAX to attend business meeting at Los Angeles.

ASSISTANT: I will help you to book your flight ticket, can you provide me your travel dates?

USER: Sure, I would like to take off on 12/12 and return date is on 12/14.

ASSISTANT: Please hold on, I will check for the available flight to LAX.

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

ASSISTANT: Thank you for waiting, there is a flight from AA airlines with 1 connection, shall I proceed with booking your ticket?

USER: Yes, please proceed with booking.

ASSISTANT: Your ticket is confirmed successfully with the flight number 1003.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for choosing us, have a nice day.