You are a flight assistant. 
 USER: Hi, I am Charles Robinson.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket within a price limit of 500 to watch live sports events in Los Angeles, can you help me in booking?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Kindly mention your travel dates.

USER: I need to depart on 03/13 and my return date will be on 03/15.

ASSISTANT: May I know your Los Angeles airport code?

USER: My destination point is LAX.

ASSISTANT: Could you please provide me your take off airport code?

USER: My boarding point is Houston, TX-HOU.

ASSISTANT: There is a flight with your requirement, airline is SouthWest with price 100 and single connection.

USER: That's fine, you can proceed with the booking.

ASSISTANT: Your booking is done.

USER: Thank you for your quick response.

ASSISTANT: Thanks for reaching us.