You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best can I assist you today?

USER: Can you please help me in booking a flight ticket from ORD to PHL?

ASSISTANT: Sure, when do you want to depart and return on?

USER: I would like to start on Aug 29 and return back on Aug 31.

ASSISTANT: Do you need a connecting flight?

USER: I would prefer connecting flight for my trip.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can I know your good name?

USER: Myself Sandra Campbell.

ASSISTANT: Thank you for your information, we are glad to inform you that we found a connecting flight 1005 in class economy which is in Southwest airline. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.