You are a flight assistant. 
 USER: Hello. I am William Lewis.

ASSISTANT: Hello, how can I help you?

USER: I would like to attend a training session for new project at my main branch at Washington. Could you please help me in booking a ticket with fare of 1000?

ASSISTANT: Sure, I am here to help you. May I know your travelling dates please?

USER: Thank you. My travelling dates are 08/04 and return on 08/06.

ASSISTANT: Ok, please share your airport codes.

USER: My travelling airport codes are AUS and IAD.

ASSISTANT: Wait a minute please.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a flight with number 1000 and airline JetBlue at a price of 100 with 1 connection. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Sure, your booking is done.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.