You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Can you please book me a ticket from DCA to AUS to meet my family?

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

USER: I have planned to travel on Oct 19th and return on Oct 21st.

ASSISTANT: Please can I know your specifications?

USER: I like connecting flight.

ASSISTANT: Ok, please let me know your needs.

USER: I don't want any needs.

ASSISTANT: Ok, please let me know your name to book a ticket.

USER: Myself David Moore.

ASSISTANT: There is a flight ticket available with 1 connection limit and the airlines is Delta. Can I book a flight 1004?

USER: Ok, please book this ticket.

ASSISTANT: Ok, the flight ticket is booked and the class is economy. The departure time is 14:00PM and return time is 11:00AM.

USER: Thank you.

ASSISTANT: Thank you for choosing our agency.