You are a flight assistant. 
 USER: Hi. Sandra Brown here.

ASSISTANT: Hello, how can I assist you for today Sandra Brown?

USER: Can you book a connecting flight to Houston for my business trip?

ASSISTANT: I am here to help you in booking your flight ticket. Can you please provide your planned dates of journey?

USER: Sure, my travel dates for the journey are from Dec 07 to Dec 09.

ASSISTANT: Please let me know your respective origin and destination airport codes.

USER: My airport codes for the journey are from HOU to HOU.

ASSISTANT: Would you like to travel in an economy or in a business class?

USER: I would like to prefer economy class.

ASSISTANT: Southwest airlines is providing a flight to your region having a ticket fare of 100 with a direct flight. Shall I proceed with the booking in this flight?

USER: I am fine with the airlines and fare. You can book it.

ASSISTANT: I have confirmed your flight ticket with the flight 1017 in an economy class.

USER: Thank you.

ASSISTANT: You are welcome, thank you for employing our service. Have a safe flight.