You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am planning to book a ticket from DEN to PHL. Can you please help me out?

ASSISTANT: Sure, we are happy to assist you in booking. May I know your name please?

USER: My name is Dorothy Jones.

ASSISTANT: Help me with your journey dates, so that it will be easier to move further in booking.

USER: I am planning to travel on Nov 25 and return back on Nov 27.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I am looking for a connecting flight.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: No.

ASSISTANT: Thank you for providing your details, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we found an economy class ticket providing by AA airline with the flight number and the fare 100. Shall I book the connecting flight?

USER: That's fine, please proceed the booking.

ASSISTANT: Your flight booking is confirmed and ticket has been emailed.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.