You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me to book a flight ticket from IAD to DFW?

ASSISTANT: Sure, may I know your connection limit?

USER: I need a single connection of flight.

ASSISTANT: Can you please share your planned travel dates?

USER: My travelling dates are Apr 4 to Apr 6.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Sarah Rodriguez.

ASSISTANT: We found a Southwest airline, flight number: 1025, price: 600 with one connection.

USER: Ok, please proceed to book.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for choosing us.