You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Cynthia Green. I want to book a ticket from IAD to CLT, can you help me?

ASSISTANT: Sure, I will assist you in booking your flight ticket. Please tell us your travel dates.

USER: My travel dates are 07/09 and 07/11.

ASSISTANT: Ok, please be on hold for sometime. I will check for the available flights.

USER: Sure.

ASSISTANT: Flight-1017 is available in UA airlines with economy class. Can I proceed for booking the ticket?

USER: You can book it.

ASSISTANT: Green, your ticket is confirmed successfully.

USER: Thank you for booking.

ASSISTANT: You are welcome and thank you for approaching us.