You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to celebrate my birthday at OAK. Can you please make a reservation from JFK?

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

USER: Sure, I want to depart on Sept 11 and need to return on Sept 13.

ASSISTANT: May I know your connection limit?

USER: I am looking for a flight with single connection.

ASSISTANT: Do you need any other preference?

USER: No.

ASSISTANT: Can I know your name please?

USER: Timothy Young.

ASSISTANT: American Airlines is providing connecting flight with the ticket fare of 100. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed by flight number 1011 and an economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.