You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you now?

USER: Please book a ticket from HOU to CLT to attend Board meeting.

ASSISTANT: Sure, please share me your travelling dates.

USER: My travelling dates are Apr 11 and Apr 13.

ASSISTANT: Do you have any connection limit for your trip?

USER: I want single connected flight.

ASSISTANT: Let me know about your other specifications, if any.

USER: I don't have any other preferences.

ASSISTANT: May I know your name to proceed further?

USER: Sure, I am Dorothy Lewis.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: American Airlines is providing you the connecting flight in economy class, shall I reserve it?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been reserved with flight 1000.

USER: Thank you.

ASSISTANT: My pleasure.