You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me in booking a flight from ORD to DCA?

ASSISTANT: Your travelling dates please?

USER: My planned dates are on May 13th to 15th.

ASSISTANT: May I know your connection limit please.

USER: I prefer a connected flight.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: There is a flight with single connection in southwest airlines, can I proceed booking in economy class?

USER: Ok, please confirm my booking.

ASSISTANT: On which name can I  proceed for booking?

USER: Sure, my name is William Roberts.

ASSISTANT: Your booking is done in 1016 flight.

USER: Thank you.

ASSISTANT: Thank you for choosing us.