You are a flight assistant. 
 USER: Hello, myself Justin Hill.

ASSISTANT: Hello, how may I help you?

USER: I have a live concert at Washington, please book a ticket from ATL to DCA.

ASSISTANT: Sure, may I know your journey dates please?

USER: My planned journey dates are 09/22 and 09/24.

ASSISTANT: Please give me a minute.

USER: Sure, take your time.

ASSISTANT: I found a flight in Spirit airlines with price 100. Shall I book the ticket for you?

USER: Ok, please confirm with my booking.

ASSISTANT: Your ticket is confirmed and the flight number is 1008.

USER: Thank you for your service.

ASSISTANT: Thank you for contacting us.