You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

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

ASSISTANT: Sure, may I know your planned travel dates?

USER: I am planning to travel on Nov 14 and return back on Nov 16.

ASSISTANT: Do you have any class preference?

USER: Yes, I am looking for a economy class.

ASSISTANT: May I know your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Is there any other preference do you have?

USER: No.

ASSISTANT: May I know your name please?

USER: I am Susan Perez.

ASSISTANT: We have a direct flight from American airlines, number 1006 and the price is 100. Shall I proceed with it?

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

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.