You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: Can you please help me with booking a flight ticket from SFO to DCA?

ASSISTANT: Sure, I would be happy to help you. Can I know when you are willing to travel?

USER: My travel dates are June 18 and 20.

ASSISTANT: Kindly mention your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I prefer economy class.

ASSISTANT: May I know your name please?

USER: My name is Lisa Wright.

ASSISTANT: We are glad to inform you that there is a flight found with an Delta airline of flight 1022 in an economy class with lay by. Shall I proceed with the booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you.