You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I need you to book a connecting flight to CLT. Please help me.

ASSISTANT: Sure, we are happy to help you. Can I have your trip dates?

USER: Yes, October 26 and 28 are my planned travelling dates.

ASSISTANT: Do you have any connection limit?

USER: You might have missed it. Yes, I need a connecting flight.

ASSISTANT: Kindly mention your origin airport code.

USER: IAD is my source airport code.

ASSISTANT: Is there any other specifications for you?

USER: Nothing much to specify.

ASSISTANT: May I know your good name?

USER: My name is Dorothy Rodriguez.

ASSISTANT: We found a connecting flight in Spirit airline with a fare of 100 which departs at 0:00 and return at 12:00. Shall I proceed for booking?

USER: Yes, please book the ticket.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1019.

USER: Thank you for the help.

ASSISTANT: Thank you for contacting us.