You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Robert King here. Can you book a flight ticket for my airport codes that is from IAD to ORD?

ASSISTANT: Sure, may I know your trip dates please?

USER: The trip dates are from 11 Jan to 13 Jan.

ASSISTANT: Do you have any other requirements?

USER: I prefer a stopover flight.

ASSISTANT: Can I know your name please?

USER: I am Robert King.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Southwest airlines and the fare of your flight will be 300. Do you like me to proceed your booking with this flight?

USER: I am ok with the airlines. You can book it.

ASSISTANT: Ok, your ticket is booked with the flight number 1017.

USER: Thank you.

ASSISTANT: Most welcome.