You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: George Hill here. I want to visit National Mall with my family, so can you please help me in booking a flight ticket?

ASSISTANT: Can you please provide your travelling dates?

USER: My preferable dates are from 03/18 to 03/20.

ASSISTANT: May I know your airport codes?

USER: I want to travel from my city ATL to DCA.

ASSISTANT: There is a flight available with price 100 and flight number is 1024, would you like to proceed with the booking?

USER: Yes, please confirm the ticket.

ASSISTANT: Your booking is confirmed.

USER: Ok, thank you for your immediate response.

ASSISTANT: You are welcome. Have a safe journey.