You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I need to book a flight ticket from CLT to ORD to enjoy music festivals. Can you help me in booking a flight ticket?

ASSISTANT: Sure, can I know the travel dates please?

USER: Sure, my scheduled dates are Jun 3 and Jun 5.

ASSISTANT: May I know your name please?

USER: Sure, Frank Thompson here.

ASSISTANT: Do you have any requirements?

USER: No.

ASSISTANT: There is a direct flight in Spirit airline, can I book it?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked with flight number 1021.

USER: Thank you for your assistance.

ASSISTANT: Thank you for approaching us.