You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I want to book a flight ticket from ATL to PHL to meet my friends.

ASSISTANT: May I know your travelling dates?

USER: My travelling dates are Aug 19 and Aug 21.

ASSISTANT: Please let me know your connection limit?

USER: I prefer to travel in a connecting flight.

ASSISTANT: Do you have any other preference?

USER: No, I do not have any other preferences.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: American Airline is providing ticket in economy class with ticket fare 100 and 1014 as flight number with connecting flight. Shall I proceed with booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.