You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight from DCA to ORD, can you please aid me?

ASSISTANT: Sure, please share your journey dates?

USER: Ok, I need to go on 26th July and return 28th July.

ASSISTANT: Do you have any specifications?

USER: No, you can directly book my ticket.

ASSISTANT: May I know your good name?

USER: Kathleen Hill.

ASSISTANT: We found flight in Spirit airlines, flight number is 1011 with single connection and price is 100 economy class.

USER: Proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.