You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be of your help?

USER: My name is  Nancy Evans I want to book a flight ticket.

ASSISTANT: Sure, Nancy. Can I have your journey details please?

USER: I would like to travel from Washington DC-IAD to Phoenix AZ-PHX  with 1 connection limit.

ASSISTANT: OK, when would you like to travel?

USER: My travelling dates would be 12/6  to 12/8 with the price limit 500.

ASSISTANT: Please, hold on a moment. I will check and return back to you.

USER: OK.

ASSISTANT: Thanks for your patience. I am glad to inform you that there is a flight of Frontier airline that matches your criterion. The ticket price is 100 and the flight number is 1001. Do you want me to proceed?

USER: Yes, you can proceed for booking.

ASSISTANT: OK, your ticket has been reserved. Have a nice trip.

USER: OK, Thank you.

ASSISTANT: Thanks for reaching out to us.