You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I support you?

USER: Can you book a flight ticket from DCA to DFW?

ASSISTANT: Sure, may I know when you are planning to go?

USER: My trip is in Sept from 19th to 21st.

ASSISTANT: To process further i need to confirm that do you require any connections?

USER: Yes, I want a single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: As our results from database about you booking, there is a Frontier Airlines 1003,with one connection of prize 100. Is that ok for you?

USER: Yes, proceed.

ASSISTANT: Please confirm your name to proceed.

USER: I am Raymond Rodriguez.

ASSISTANT: Thank you for providing your Information, your ticket has been confirmed, have a wonderful journey.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our agency.