You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Can you please book a flight ticket from PHL to DFW?

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: Thank you. I have planned my travel dates as Oct 15 and Oct 17.

ASSISTANT: Ok, do you have any specifications?

USER: I am looking for single connecting flight so please make sure that.

ASSISTANT: Ok, hold on for a moment. Let me check the best available flight for you.

USER: Sure, I will wait for your response.

ASSISTANT: I found a flight for you with Southwest Airlines and it costs you 200. Shall I proceed?

USER: That is fine, please proceed with booking.

ASSISTANT: On whose name you would like to book this ticket?

USER: Please go with my name Jason Hill.

ASSISTANT: Your ticket has been booked with 1006 flight number.

USER: Thank you for your help.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.

USER: Most welcome.