You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I need to book a flight ticket from ORD to IAD, Can you please help me for booking?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: I would like to travel on 11/19 to return on 11/21.

ASSISTANT: Let me know your name?

USER: Ruth Martin here.

ASSISTANT: Do you have any requirements to be met?

USER: Yes, I need a connecting flight.

ASSISTANT: There is a economy class flight 1029 of American Airlines, can I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your information.

ASSISTANT: Welcome.