You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: My name is Margaret Clark. I need to visit Denver Zoo at Denver. Can you help me out with book a flight ticket on 05/30?

ASSISTANT: Sure, I am here to help you. When do you want to return?

USER: I will be return on 06/01.

ASSISTANT: Ok, Let me know your airport codes.

USER: My airport codes are from PHX to DEN.

ASSISTANT: Ok, please provide your price limit.

USER: Price limit is 5000.

ASSISTANT: Ok, please wait for a few seconds.

USER: Make sure that Connection should be 1. Sure.

ASSISTANT: Thank you for waiting, There is a JetBlue plane found with price 200. Can I proceed for booking with one connection?

USER: Ok, You can proceed.

ASSISTANT: Sure, your ticket has been booked with flight number 1008.

USER: Thanks for your service.

ASSISTANT: Thank you for choosing us.