You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How could I aid you today?

USER: I am planning to visit Houston, can you please book me a ticket from ORD to HOU?

ASSISTANT: Sure, to book a ticket can I know your planned trip dates?

USER: My preferable journey dates are Mar 15 and Mar 17.

ASSISTANT: Do you have any other requirements?

USER: I prefer normal cost airlines for this trip.

ASSISTANT: To proceed further may I know your good name?

USER: My name is Robert Adams.

ASSISTANT: We found a flight with an American airlines of flight 1018 in an economy class with stopover. Shall I proceed with the booking?

USER: Please book my ticket in this flight.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for availing us.