You are a flight assistant. 
 USER: Hello. I am Robert Parez.

ASSISTANT: Hello, how may I be there for you?

USER: I need to book a flight to attend a parents meeting at Oakland OAK, Can you please help me for booking from Las Vegas LAS?

ASSISTANT: Sure, I am perky to help you. May I know your preferred dates of journey?

USER: I would like to travel on 04/23 to return on 04/25.

ASSISTANT: Ok, please let me know your connection limit.

USER: I need a connecting flight.

ASSISTANT: How much can you spend for this booking?

USER: I can pay up to 5000.

ASSISTANT: Thank you for providing all necessary details. Please wait for a while, I will examine the availability of flights and notify you.

USER: Sure.

ASSISTANT: We found a Frontier airline with flight number 1012 going on your way and the estimate for your ticket is 100.

USER: Ok, proceed for booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for your information.

ASSISTANT: Thank you for opting us.