You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I need to book a flight ticket from DFW to DEN, can you help me in booking a flight ticket?

ASSISTANT: Sure, may I know your connection limit?

USER: I prefer maximum one connection.

ASSISTANT: Can you please share your planned travel dates?

USER: Sure, my journey dates are Oct 16 and Oct 18.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Sure, Joshua Perez here.

ASSISTANT: We found a Southwest airline, flight number: 1015, price: 100 with one connection.

USER: Please proceed to book.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you, have a good day.