You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you today?

USER: I would like to attend my friend's marriage in Philadelphia, can you please book the flight ticket from OAK to PHL?

ASSISTANT: Please provide me your travel dates for further process.

USER: Sure, I want to depart on 04/24 and also book the return ticket on 04/26.

ASSISTANT: May I know your name please?

USER: Please book the ticket in the name of Jonathan Mitchell.

ASSISTANT: AA airlines is providing a flight 1018 with 1 connection for you, can I proceed?

USER: That's fine for me, you can proceed to book the ticket.

ASSISTANT: Your booking is done with price 200.

USER: Thank you very much for your help.

ASSISTANT: Thank you for choosing us, have a great day.