You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how can I assist you?

USER: I am Stephanie Brown. Please provide a ticket to Chicago, IL-ORD from Washington DC-DCA, for science festival.

ASSISTANT: Sure, please provide me your travel dates.

USER: My return will be 10/23 and depart is on 10/21.

ASSISTANT: Connecting flight with price 100 and flight number 1024, Is this alright with you?

USER: Please book a flight.

ASSISTANT: Your ticket has been confirmed with Frontier airline.

USER: Thanks.

ASSISTANT: Thank you for choosing us to serve you.