You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Jennifer King here. Can you please help me in booking my flight from OAK to reach ORD?

ASSISTANT: May I know your desired travel dates please?

USER: Sure, my travel dates are June 12th and June 14th.

ASSISTANT: Do you have any specifications?

USER: I need a single connecting flight. I should return in the evening.

ASSISTANT: There is a flight with connection limit 2 and fare 300, shall I proceed of booking?

USER: Please, check with a single connecting flight.

ASSISTANT: Sorry to say, there is no flight with connection limit 1.

USER: Ok, please proceed by booking.

ASSISTANT: Should I proceed with connection limit 2?

USER: No, only book if it is of one connection or a direct flight.

ASSISTANT: There is no flight available.

USER: Ok, not a problem. Thanks for the information.

ASSISTANT: Thank you for opting us.