You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you at this moment?

USER: I want to make a flight ticket reservation from PHL and ORD, can you please help me?

ASSISTANT: Sure, I will help you with that. Can you please mention your preferable travel dates?

USER: Sure, my planned travelling dates are Sep, 19 and 21 respectively.

ASSISTANT: May I know your name for further process?

USER: Sure, my name is Timothy Parker.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: I am comfortable to travel in any time.

ASSISTANT: Do you have any another specifications?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: Ok, please hold on a moment.

USER: Sure, I will wait.

ASSISTANT: AA flight available with connection limit 1 and fare is 100, shall I confirm this economy class flight?

USER: Please proceed for booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1005.

USER: Thank you for your service.

ASSISTANT: You are welcome Timothy Parker.