You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Please let me know, What kind of service you are looking for today?

USER: Can you please help me to book a flight from HOU to AUS?

ASSISTANT: Sure, we are here to help you. Can you help me by providing your travel dates?

USER: My travel dates are Oct 31 to Nov 02.

ASSISTANT: Which flight you have preferred to travel either a connecting flight or a direct flight?

USER: I would prefer connecting flight.

ASSISTANT: Do you have any other specifications to be met?

USER: I need to return at evening time.

ASSISTANT:  If you can help me with your name, I can begin looking up for the availability of flights.

USER: Angela Allen here.

ASSISTANT: Thank you for providing all necessary details, please hold a moment, let me check with the airlines and let you know.

USER: Sure.

ASSISTANT: Thank you for waiting and we have found a flight in an economy class with 1 connection in American Airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: Please proceed.

ASSISTANT: Your booking is done with flight number 1011.

USER: Thank you.

ASSISTANT: Thank you for opting us.