You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what assistance you are expecting from us?

USER: I am Susan Turner, can you book a ticket from DCA to CLT?

ASSISTANT: Sure, I will check the flight for you. Can you please provide me your travelling dates?

USER: Sure, my travel dates are 09/28 to 09/30.

ASSISTANT: Ok, please wait a minute.

USER: Sure, I need a direct flight.

ASSISTANT: The Spirit airlines is found with the connection limit 0 and the price is 200. Shall I proceed with booking?

USER: OK, please book my ticket.

ASSISTANT: Ok, your ticket booking is done with the flight number 1019.

USER: Thank you for booking my ticket.

ASSISTANT: You are welcome. Thank you for reaching us.