You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Could you please help me in booking a ticket from ORD to OAK where I have a party to attend.

ASSISTANT: Sure, may I know your name please? May I know your planned travelling dates please?

USER: My name is Stephen Allen. My itinerary  travel dates are as follows Sept 17 and Sept 19.

ASSISTANT: May I know your connection limit please?

USER: I would like to board a single connection flight.

ASSISTANT: May I know your preferable time for journey?

USER: My return time should me in the evening.

ASSISTANT: There is a connecting flight of fare 200 with economy class in American airline, shall I proceed for booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1002.

USER: Thank you very much.

ASSISTANT: You are welcome.