You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I would like to book a flight ticket from Atlanta to attend my niece baby shower in Washington, can you please help me to book a flight ticket with normal cost airline?

ASSISTANT: Sure, I can help you.

USER: Thank you.

ASSISTANT: Can I know your travelling dates?

USER: I intend to start on Mar 11th and my return date will be on Mar 13th.

ASSISTANT: Please share me your airport codes.

USER: My boarding and landing airport codes are ATL and IAD.

ASSISTANT: Are you okay with an connecting flight?

USER: Yes, I am ok with the connecting flight.

ASSISTANT: May I know your travelling timings ?

USER: No, I don't have time concern.

ASSISTANT: We found a connecting flight with  AA airline, flight number:1020.

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

ASSISTANT: Your flight ticket has been reserved with an economy class.

USER: Thank you for your kind service in booking.

ASSISTANT: Thank you for opting us. May I know your name?

USER: I am Kimberly Wilson.

ASSISTANT: Thank you.