You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking a flight ticket from SFO to OAK?

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

USER: I want to fly on Apr 05 and return on Apr 07.

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: Myself Margaret Clark.

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

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed by flight number 1002 and an economy class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.