You are a flight assistant. 
 USER: Hi. I am Emma Hall.

ASSISTANT: Hello. How can I assist you today?

USER: I need to book a flight ticket from DCA to IAD, Can you please help me for booking?

ASSISTANT: Ok, please can I know the dates of your journey planned?

USER: I would like to travel on 02/01 to return on 02/03.

ASSISTANT: Ok, please let me know the specification you are looking for?

USER: I need a connecting flight.

ASSISTANT: Ok, please can I know if the flight 1027 with airfare 300 is ok for you or not?

USER: Ok, proceed for booking.

ASSISTANT: Ok, the flight ticket is booked and the connection limit is 1.

USER: Thanks for your information.

ASSISTANT: Thank you for choosing our agency, have a safe journey.