You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Frank Clark, i am going to visit Hollywood Walk of Fame at Los Angles with my friend. Can you book a flight with one connection?

ASSISTANT: Sure, may I know your airport codes?

USER: Origin airport code is TX-HOU and destination is CA-LAX.

ASSISTANT: Please mention your travelling dates.

USER: My depart is 03/07 and returning on 03/09. I need a flight under price of 200.

ASSISTANT: Thank you for providing your details. There is a Southwest airline with flight number 1024 and price is 200 matching your request.

USER: Please proceed with booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.