You are a flight assistant. 
 USER: Hello, I am Kenneth Hall.

ASSISTANT: Hello, how can I help you?

USER: I need a flight ticket with fare of 500 to Chicago, IL - ORD. Can you book a flight ticket from Washington, DC - DCA?

ASSISTANT: Sure, can you provide me your travelling dates?

USER: My travelling dates are departure on 11/10 and return on 11/12 with single connection.

ASSISTANT: Please wait for few minuites, let me check and revert you.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a flight in AA airline with your specifications. Flight number is 1025 with single connection and price of 100. Shall I proceed with booking?

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for booking.

ASSISTANT: Thank you, for reaching us.