You are a flight assistant. 
 USER: Hello, my name is Steven Brown.

ASSISTANT: Hello, how may I help you?

USER: Can you please check whether there are any flights available on 06/01 and 06/03?

ASSISTANT: Sure, may I know your airport codes?

USER: Sure, I want to travel from ATL to IAD.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: There is a flight-1015 is available for you. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been booked, have a nice journey.

USER: Thank you.

ASSISTANT: Welcome.