You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Can I know your name?

USER: Timothy Scott here.

ASSISTANT: How can I aid you?

USER: I am planning to go New York to celebrate my nephew birthday. Can you do the reservation?

ASSISTANT: Sure, Please  provide me your airport codes.

USER: My airport codes are LAS-EWR.

ASSISTANT: Can I Know your travelling dates?

USER: Journey dates are 08/14 and 08/16.

ASSISTANT: Do you have any connection limit?

USER: I need break in my journey. Price should not cross 500.

ASSISTANT: We found a Delta airline, flight number:1020 and the price is 400.

USER: Please proceed with the booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for choosing us.

ASSISTANT: Thank you for picking us.