You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Can you please reserve me a flight ticket from DFW to OAK?

ASSISTANT: Sure, let me know your travel dates please?

USER: My trip dates are 04/19 - 04/21.

ASSISTANT: May I know your connection limit?

USER: I need a single connection.

ASSISTANT: Do you need any other preference?

USER: No.

ASSISTANT: Can I know your name please?

USER: Mary Parker here.

ASSISTANT: JetBlue Airlines is providing direct flight with the ticket fare of 200. Shall I proceed?

USER: Please reserve.

ASSISTANT: Your ticket has been confirmed by flight number 1007 and an economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.