You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: Thomas Turner here.

ASSISTANT: Ok.

USER: I would like to book a ticket from DCA to ORD, can you please help me with that?

ASSISTANT: Sure, we are perky to help you.

USER: Ok.

ASSISTANT: Do you prefer any halt in between your journey?

USER: I need a halt.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: The travel dates are from 08/27 to 08/29.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Ok.

ASSISTANT: Thanks for your precious time. We found Spirit airline fare of 200. Shall I proceed for booking with single stopover flight?

USER: Please proceed.

ASSISTANT: Your ticket has been confirmed with airline number 1017.

USER: Thank you.

ASSISTANT: Thank you for choosing us.