You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I need your help in booking my flight ticket from DFW to IAH, can you please help me?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Thank you. I want to depart on Sept 8th and return on Sept 10th.

ASSISTANT: Do you want connecting flight or direct flight?

USER: Yes, I need a flight with single connection.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: I am Sandra Johnson.

ASSISTANT: We found a Frontier airline, flight number: 1011, price: 100 with one connection.

USER: Sounds perfect! You can book the ticket for me.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you very much.

ASSISTANT: Thank you for choosing us.