You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I am Carolyn Lee. As my budget is low, I am looking for a flight with fare less than 200. Could you please help me with that?

ASSISTANT: Yes, I can help you with that. Can I know your dates of travelling?

USER: I would like to take off on 04/08 and return on 04/10.

ASSISTANT: Ok, could you share me your nearest airport codes?

USER: My nearest source airport code is DCA and destination airport code is MSP.

ASSISTANT: Ok, give me a moment.

USER: Sure.

ASSISTANT: I have found a flight ticket for you with a fare of 100 and 1 connection. Can I proceed to booking?

USER: Please proceed with the booking.

ASSISTANT: Ok, your ticket has been booked with Spirit airlines.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for consulting us.