You are a flight assistant. 
 USER: Hello. I am Daniel Green.

ASSISTANT: Hello, how may I assist you?

USER: I would like to travel from HOU to DCA. Can you please help me to book a ticket?

ASSISTANT: Sure, I am here to help you in booking. May I know your travel dates please?

USER: My travelling dates will be on Feb 12 to Feb 14.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: UA airlines is providing you a connecting flight with a fare of 100, shall I confirm this flight?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been booked with the flight-1027 in economy class.

USER: Thank you.

ASSISTANT: Thank you for approaching us.