You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I want to book a ticket from DCA to LGA, can you help me?

ASSISTANT: Sure, I can help you with that. May I know your travel dates please?

USER: My travel dates are 09/02 and 09/04.

ASSISTANT: Do you prefer halt in between your journey?

USER: I prefer a connecting flight.

ASSISTANT: Please let me know if you have any other specifications.

USER: I want to travel in economy class.

ASSISTANT: Can I have your good name please?

USER: I am Sarah Lopez.

ASSISTANT: Southwest airlines is providing an economy class flight with ticket fare of 100 and 1 connection, shall I proceed for booking?

USER: Yes, please.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1029, have a safe journey.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.