You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to travel from ATL to DCA. Can you please help me?

ASSISTANT: Sure, may I know your trip dates please?

USER: My trip dates are from 05/20 to 05/22.

ASSISTANT: Do you have any other requirements?

USER: I would like to prefer normal cost airline with 1 connection.

ASSISTANT: Well, can I know your name please?

USER: Myself Gary Lopez.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in American airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: Please proceed with the booking.

ASSISTANT: Ok, your ticket is booked with the flight number 1003.

USER: Thank you so much.

ASSISTANT: My pleasure.