You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Jacob Miller. Could you help me in booking a flight ticket from TX - DFW to DC - DCA?

ASSISTANT: Sure, may I know your travelling dates?

USER: I will start on 11/07, return on 11/09.

ASSISTANT: How much can you afford for this ticket?

USER: I can afford upto 500.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: Spirit airlines provides a flight with number 1005 and its a connecting flight.

USER: You can proceed to booking.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thanks for opting us.