You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Karen Brown.

ASSISTANT: How can I help you today?

USER: I am planning to visit Houston, will you help me in booking the flight ticket from LAX to IAH?

ASSISTANT: Sure, can you mention your travel dates?

USER: My travelling dates are Aug 08 and Aug 10.

ASSISTANT: Do you have any connection limit?

USER: I need a flight with single connection.

ASSISTANT: Is there any class preference for you?

USER: I always prefer economy class.

ASSISTANT: May I know your depart and return timings?

USER: My return time must be in afternoon.

ASSISTANT: Do you have any other specifications?

USER: No, thank you for asking.

ASSISTANT: Wait a moment please.

USER: Ok, I will wait for your response.

ASSISTANT: I found an economy class ticket in United Airlines with fare 200 and it is a direct flight. Can I book your ticket?

USER: Sure, you can proceed with the booking.

ASSISTANT: Your ticket has been reserved with flight number 1020 and your arrival time is 12:00 PM.

USER: Thank you for helping me.

ASSISTANT: Thank you for connecting with us.