You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I am looking to book a flight ticket from SFO to DEN. Can you help me for that?

ASSISTANT: Sure, I am glad to help you. May I know your travelling dates, please?

USER: My travelling dates are Sep 10 and Sep 12.

ASSISTANT: Do you have any limit on number of connections?

USER: I prefer to book a single connecting flight.

ASSISTANT: May I know about your other specifications?

USER: I don't have any other specifications.

ASSISTANT: Let me know your good name to proceed further.

USER: My name is Angela Campbell.

ASSISTANT: Southwest airlines is providing you the connecting flight, shall I proceed by booking?

USER: Ok, proceed for booking.

ASSISTANT: Your flight has been reserved with flight 1003.

USER: Thank you for booking.

ASSISTANT: My pleasure.