You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Could you help me in booking a flight ticket from ORD to PHX?

ASSISTANT: Sure, I will help you. Please help me with your name.

USER: My name is Elizabeth Moore.

ASSISTANT: Please help me with your planned travelling dates.

USER: I want to fly on Feb 19, return on Feb 21.

ASSISTANT: Do you need a break in your journey?

USER: I am comfortable with any flight.

ASSISTANT:  Please help me with your preferred class to fly.

USER: I am comfortable with any class.

ASSISTANT: Do you have any other preferences in your journey?

USER: No.

ASSISTANT: We have a connecting flight operated by Southwest Airlines with a fare of 200 only, is it ok for you?

USER: Ok, proceed to booking.

ASSISTANT: I have booked your ticket in economy class flight-1016. It departs at 0:00 hours and arrives at 8:00 hours.

USER: Thank you.

ASSISTANT: Thank you for reaching us. Have a great trip.