You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you aid me in booking a flight ticket from DFW to PHL?

ASSISTANT: Sure, please share your journey dates?

USER: I am planning to start on July 19th and return back on July 21st.

ASSISTANT: Do you have any specifications?

USER: Make sure that connection limit is 1.

ASSISTANT: Is there any class preferences?

USER: Any class is ok for me.

ASSISTANT: May I know your good name?

USER: I am Barbara Hill.

ASSISTANT: We found a flight in Frontier airlines, flight number is 1013 with single connection and price is 200 economy class. Shall I proceed?

USER: Yes, you can go ahead.

ASSISTANT: Your ticket has been booked.