You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you at this minute?

USER: Can you help me in booking my flight ticket from DCA to LAS?

ASSISTANT: Sure, I am here to help you with that. Can I know your planned trip dates?

USER: My planned dates of journey are Apr 20 and Apr 22.

ASSISTANT: May I know your name?

USER: My name is Jennifer Brown.

ASSISTANT: Do you have any other requirements?

USER: I prefer connecting flight for this trip.

ASSISTANT: Ok, wait for a minute.

USER: Sure.

ASSISTANT: The Delta airlines are providing a flight having a connection limit 1 and the ticket fare of 300. Can I proceed with the ticket booking?

USER: Please book my ticket in this flight.

ASSISTANT: I have confirmed in an economy class and the flight number 1006.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for reaching us. Have a happy journey.