You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Could you help me in booking a flight ticket from IAH to visit DCA?

ASSISTANT: Sure, can you please let me know your trip dates?

USER: I would like to fly on Nov 09, return on Nov 11.

ASSISTANT: Do you have any connection limit preference?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Can you please help me with your name?

USER: My name is Jason Green.

ASSISTANT: I found a connecting flight with 1019 flight number with Spirit Airline and the airfare is 200. Shall I proceed?

USER: Ok, proceed to booking.

ASSISTANT: For a economy class your ticket is reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.