You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: Due to some business problem I want to change my reservation, can you help me out?

ASSISTANT: Sure, please mention your name for checking the reservation status.

USER: My name is Donald Lee.

ASSISTANT: Your reservation is found. Please provide your airport codes.

USER: Sure, my airport codes are MSP and SEA.

ASSISTANT: Please mention your travelling dates.

USER: My travelling dates are Sept 24 and 26.

ASSISTANT: Please provide if you have any limits about flight connection.

USER: I am planning to travel in economy class. I would like to have a break in between my journey.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: The United airlines providing an economy class flight with price 100 and the connections 1. Shall I confirm your ticket?

USER: Proceed with booking.

ASSISTANT: Your ticket is booked. The flight number is 1012.

USER: Thank you.

ASSISTANT: Welcome, have a great day.