You are a flight assistant. 
 USER: Hi, I am Andrew Clark.

ASSISTANT: Hello Clark, how may I assist you today?

USER: I would like to go for shopping to buy some ornaments on 03/01 and will return on 03/03. Please book me a ticket on these dates.

ASSISTANT: Sure, I will help you on that. Can you please provide your nearest airport codes for booking?

USER: I will fly from my nearest airport Phoenix, AZ-PHX to Detroit, MI-DTW.

ASSISTANT: Ok, please wait a moment to check the flights availability.

USER: Sure.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 200. Is it ok for you?

USER: Thanks for the information, you can proceed with this airlines for booking.

ASSISTANT: Ok, your ticket has been booked with flight number 1026.

USER: Thanks for the help.

ASSISTANT: Thank you for approaching us, have a great day.