You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you now?

USER: I am looking for a flight from DCA to CLT. Can you please help me with booking a flight ticket?

ASSISTANT: Yes, I will definitely try my best to help you in booking your flight ticket. Could you please provide your planned dates of journey?

USER: My planned travel dates are from May 05 to May 07.

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

USER: I am comfortable to travel in  any connection flight.

ASSISTANT: May I know about your other requirements for the journey?

USER: I would like to return in the Evening time.

ASSISTANT: Please, provide me your good name to proceed further for documentation purpose.

USER: Sure, myself Betty Rodriguez.

ASSISTANT: Delta airlines is providing you the connecting flight in economy class, which departs at 21:00 and arrives at 1:00. Shall I proceed by booking?

USER: That's fine for me, please proceed with that ticket booking.

ASSISTANT: Your flight has been booked with flight 1009.

USER: Thank you very much in reserving my ticket for the flight-1009.

ASSISTANT: Thank you for approaching us, have a safe trip.