You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I be your helping hand?

USER: Please book a business class ticket to Washington.

ASSISTANT: Sure, may I know your trip dates?

USER: My trip dates are Nov 16 and Nov 18.

ASSISTANT: Can I know your airport codes?

USER: My airport codes are ORD and IAD.

ASSISTANT: Do you need any connecting flight?

USER: I need a connecting flight.

ASSISTANT: May I know your class preference?

USER: I have mentioned above.

ASSISTANT: May I know your name?

USER: My name is Emma Roberts.

ASSISTANT: There is a flight on Jetblue airline, flight number 1003 with the fare 1100. Can I proceed?

USER: Yes, please.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.