You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you now?

USER: I am Dorothy King.

ASSISTANT: Welcome to flight booking agency Dorothy King.

USER: Please book me a ticket from LAS to PHX to meet my family.

ASSISTANT: Sure, please provide your preferable dates of travelling.

USER: I have planned to travel on 11/29 and 12/01.

ASSISTANT: Do you have any other specifications?

USER: I need a halt.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 200 is provided by Delta airlines. Shall I proceed with this?

USER: Ok, please book this ticket.

ASSISTANT: Ok, your ticket has been booked in flight number 1027 in economy class.

USER: Thank you.

ASSISTANT: Thank you for reaching to our services, have a great day.