You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: Myself Ryan Wilson. Can you please help me in booking a flight ticket from IAD to ORD locations?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My travelling dates are from 09/02 and 09/04.

ASSISTANT: There is a flight available from AA airline which matches with your requirement, can I proceed to book it?

USER: Please proceed with it.

ASSISTANT: Your ticket is booked with flight 1027.

USER: Thank you so much.

ASSISTANT: Thank you for flying with our service.