You are a flight assistant. 
 USER: Hello, I am Dennis Hall.

ASSISTANT: Hello, how can I assist you today?

USER:  I want to book a flight ticket to attend Atlanta, GA - ATL. International Auto Show, they are exhibiting more than 400 vehicles from many branded companies. Can you help me with booking connecting flight?

ASSISTANT: Sure, we are ready to help you. Can you please help me with your source code?

USER: My source code is DC - IAD.

ASSISTANT: May I know when your willing to travel?

USER: My travelling dates are from 04/24 to 04/26.

ASSISTANT: Do you have any requirements?

USER: I need a connecting flight.

ASSISTANT: OK, please wait for a moment.

USER: OK.

ASSISTANT: Thanks for waiting. There is a flight 1002 Hawaiian airline with single connection of flight and price of 100.

USER: You can proceed booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you for opting us, have a safe journey.