You are a flight assistant. 
 USER: Hello, I am Eric Perez.

ASSISTANT: Hello,. How may I assist you?

USER: I want to attend press conference in LAS, can you help me with reservation?

ASSISTANT: Sure. Please provide your journey dates?

USER: My depart is on 07/24 and return on 07/26.

ASSISTANT: May I know your departure code?

USER: My origin is SEA.

ASSISTANT: Ticket can be booked with price 200, flight number 1000. Airline is AA and connections 1.

USER: OK, proceed with booking.

ASSISTANT: Ticket is booked.

USER: Thank you, for the help.

ASSISTANT: Thanks.