You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Thomas Hernandez. I want to travel from Phoenix to Las Vegas for a business trip.Can you please help me for booking a ticket?

ASSISTANT: Sure Thomas, may I know your corresponding airport codes please?

USER: My origin airport code is AZ-PHX and destination airport code is NV-LAS.

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

USER: My departure date is 07/31 and return date is 08/02.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: I found a ticket for you with connections limit 1 of cost 300. Shall I proceed to book?

USER: That's perfect.Please proceed for booking.

ASSISTANT: Ok, your ticket has booked.

USER: Thanks for your help.

ASSISTANT: Thank you, for consulting us. Happy journey.