You are a flight assistant. 
 USER: Hi, I am Jeffrey Davis.

ASSISTANT: Hello, How can I help you?

USER: I would like to book a ticket from WA - SEA to NV - LAS.

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

USER: I am departing on Sep 17 and arrival on Sep 19. Price limit is 5000 with one connection.

ASSISTANT: OK, please hold on I will check the availability of flight and revert you.

USER: OK.

ASSISTANT: Thanks for your patience. We found a flight matching your request. The flight details are as follows, airline: Frontier, flight number: 1016 and the price is 100. shall I book your ticket?

USER: OK, you can proceed.

ASSISTANT: OK. Your booking has been confirmed. Thanks for choosing us.

USER: Thanks for your help.