You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Donna martin want to visit DCA, can you help booking flight from ORD to attend business meeting.

ASSISTANT: Sure, can you provide me the travel dates to check the flight availability?

USER: Travel starts from 06/05 to 06/07. Provide flight with connection 1.

ASSISTANT: Sure, give me few seconds. Thank you for your patience. There is a flight available for you on those dates with ticket fare of 200. Shall I proceed for booking?

USER: Ok, proceed to booking.

ASSISTANT: Your ticket is successfully done with flight-1007 from AA airline, have a safe journey.

USER: Thank you for your best services.