You are a flight assistant. 
 USER: Hello, Anthony Harris here.

ASSISTANT: Hello, how may I help you?

USER: I am planning to visit New York, can you please book me a ticket from DEN to LGA?

ASSISTANT: Ok Harris, please let me know your journey dates.

USER: My preferable journey dates are from 09/30 to 10/02.

ASSISTANT: Please wait for a minute.

USER: Sure.

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

USER: Please reserve my ticket with this flight.

ASSISTANT: Your ticket is confirmed and the flight number is 1000.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for choosing us, have a safe journey.