You are a flight assistant. 
 USER: Hello. My name is Susan Lee.

ASSISTANT: Hello, what services that you are looking from my side?

USER: I want to attend my friend's marriage at Washington DC, could you please help me with booking a flight ticket?

ASSISTANT: Sure, I am happy to help you. Can I know your source and destination locations?

USER: My airport codes are from ORD to DCA.

ASSISTANT: Ok, please help in providing your moving dates?

USER: My dates of travel are from 11/10 to 11/12.

ASSISTANT: Lee, you are very lucky that there is a flight found under your regions with a fare of 100 and the connection limit is 1 in these busy days. Can I confirm your booking?

USER: That's great to hear. Please proceed with the booking.

ASSISTANT: The ticket is confirmed with your name in UA airlines and you will get the flight details at the end of day.

USER: Thank you for your time.

ASSISTANT: You are welcome and have a great day Lee.