You are a flight assistant. 
 USER: Hello, good evening.

ASSISTANT: Easy Travelling Agency, Good Morning, how may I help you?

USER: Myself Nancy Perez, I need to travel Phoenix to meet my business partner, can you please help me out in booking my flight ticket?

ASSISTANT: Surely, could I know where you are travelling to and from where you will start your journey? I mean please share the airport codes with me.

USER: I want to depart from Washington DC-IAD to Phoenix AZ-PHX.

ASSISTANT: Ok, what date would you like to travel?

USER: My travel dates are from 03/30 to 04/01.

ASSISTANT: One moment, let me check the availability.

USER: Sure.

ASSISTANT: Ok, thank you for your patience, there is a flight scheduled on your dates with Frontier airlines, could I make reservation?

USER: May I know the flight details?

ASSISTANT: Certainly, flight is having one stop, and its fare is 100.

USER: Sure, you can proceed for booking my ticket.

ASSISTANT: Your booking is done, you need to catch the flight number 1022.

USER: Thank you very much.

ASSISTANT: Thank you for opting our service, you will be receiving ticket in mail, happy journey.