You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I'm Cynthia Wilson. Can you book a ticket from DC - IAD to TX - IAH?

ASSISTANT: Sure, Cynthia can you please provide the departure day and return day?

USER: Yes, my travel dates are 09/09 and 09/11.

ASSISTANT: I found a flight with one connection. Shall I confirm you ticket?

USER: Can I know the price of the flight?

ASSISTANT: The flight is available with Delta airline at price 100.

USER: Ok, proceed with my booking.

ASSISTANT: Your ticket has been confirmed.

USER: Ok, thank you.

ASSISTANT: Have a nice journey.