You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you for the day?

USER: Please help me to book a flight ticket from HOU to DCA.

ASSISTANT: Sure, can you please share your journey dates?

USER: My trip dates are from Mar, 23 to Mar, 25.

ASSISTANT: May I know your name please?

USER: William Hernandez.

ASSISTANT: Do you have any specifications in your journey?

USER: I need a single connecting flight.

ASSISTANT: There is a flight available with Spirit airlines, flight number 1014, and the fare of 100 in economy class. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been reserved with connecting flight.

USER: Thank you for booking.

ASSISTANT: Thank you for approaching us.