You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Can you please reserve me a flight ticket from Washington, IAD to Chicago, ORD?

ASSISTANT: May I know your desired travel date please?

USER: My trip dates are 11/20 - 11/22.

ASSISTANT: Do you have any specifications?

USER: I prefer a normal - cost airline with a single connection.

ASSISTANT: May I know your name?

USER: Robert Gonzalez here.

ASSISTANT: There is a flight with connection limit 1 and fare 200, shall I proceed for booking?

USER: Please reserve.

ASSISTANT: Your ticket is booked, flight number 1003 with AA airlines.

USER: Thank you.

ASSISTANT: Thank you for opting us.