You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I need you to book a flight ticket from DTW to HOU. Please hep me.

ASSISTANT: Sure, can I know your good name please?

USER: Cynthia Roberts here.

ASSISTANT:  When you are willing to travel?

USER: August 12 and 14 are my planned travelling dates.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT:  Would you let us know if you have any other preferences?

USER: Nothing much to state.

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

USER: Yes, please proceed.

ASSISTANT: Your ticket has been reserved with flight number 1020.

USER: Thank you very much.

ASSISTANT: Thank you for choosing us.