You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Mary Miller. Can you book a flight ticket from Washington, DCA to Washington, IAD?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are from 11/04 to 11/06.

ASSISTANT: How much you can afford for this ticket?

USER: I can pay up to 1000.

ASSISTANT: We found a flight on your details with airline, Spirit, flight number: 1013. Shall I book this ticket?

USER: If it is a direct flight, please proceed.

ASSISTANT: Sorry there is no direct flight.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you so much.