You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Donald Williams here.

ASSISTANT: How can I aid you for the day?

USER: I want to reserve my ticket from MSP to ATL, can you please help me in this?

ASSISTANT: Sure, I am here to help you with that booking. May I know your preferable travelling dates?

USER: Sure, my dates of journey are from 12/26 to 12/28.

ASSISTANT: Please hold for a moment.

USER: Ok, I will wait.

ASSISTANT: Donald Williams, I have found a flight in Southwest airline with  single connection and the ticket price is 200. Shall I proceed?

USER: Ok, please book it.

ASSISTANT: Donald Williams, your ticket is booked with flight 1018.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for approaching our agency. Have a safe journey.