Hello.
user
Hello. How can I assist you today?
assistant
Catherine Nelson here. I want to celebrate my birthday in Las Vegas, so please book my ticket from Oakland.
user
Sure, I am here to help you in booking. Can you please share your travel dates?
assistant
My itinerary dates are 07/23 and 07/25.
user
Ok, may I know your travelling airport codes?
assistant
My genesis and terminus airport codes are OAK and LAS.
user
Please hold on for a while.
assistant
Sure, take your time.
user
Here, I found a direct flight for you in Frontier airlines and it costs you 100. Can I proceed for further?
assistant
Please proceed to book my ticket.
user
Your booking is done  with flight 1009.
assistant
Thank you for your service.
user
Thank you for reaching us, have a safe flight.
assistant