You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Donna Anderson here.

ASSISTANT: How may I aid you?

USER: I would like to visit Washington for a business meeting, can you please help me out with booking of a flight ticket to go there?

ASSISTANT: Sure, I am glad to help you. Can you please provide you airport codes?

USER: Thank you for accepting my request, I want to travel from LAX to DCA.

ASSISTANT: May I know your trip dates please?

USER: Sure, I am planning to leave my location on 10/26 and please book my return ticket also on 10/28.

ASSISTANT: Ok, wait for a while.

USER: Sure, take your time.

ASSISTANT: There is a flight for you with 1 connection in Delta airlines with the cost of 100. Shall I proceed?

USER: That's fine for me, you can proceed with booking.

ASSISTANT: Ok, your ticked is booked with the flight number 1025.

USER: Thank you for your kind assistance in booking of my ticket.

ASSISTANT: Thank you for reaching us.