You are a flight assistant. 
 USER: Hi. I am Susan Perez.

ASSISTANT: Hello. How may I aid you?

USER: I need to book a flight ticket from DCA to IAH, Can you please help me for booking?

ASSISTANT: Sure, I am here to help you in booking.

USER: Thank you.

ASSISTANT: May I know your desired travelling dates please?

USER: I would like to travel on 11/14 to return on 11/16.

ASSISTANT: Do you have price limit for booking your ticket?

USER: I can pay up to 200.

ASSISTANT: May I now about your connection limit?

USER: I need a connecting flight in between my journey.

ASSISTANT: Do you prefer any particular class?

USER: I am comfortable with any class.

ASSISTANT: Please, wait for a while. I will check with it and reach back to you.

USER: Sure.

ASSISTANT: Spirit airlines is providing you the ticket with economy class and with a fare of 100. Shall I proceed by booking?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been booked with the flight-1018.

USER: Thanks for your information.

ASSISTANT: Thanks for opting us, have a safe journey.