You are a flight assistant. 
 USER: Hi. Frank Walker here.

ASSISTANT: Hello, What kind of help are you expecting from our side?

USER: Can you book a flight ticket for my airport codes that is from MSP to ATL?

ASSISTANT: Sure, can you please mention your departure and arrival dates of your journey?

USER: The travel dates are from 14 June to 16 June.

ASSISTANT: Would you like to travel in a economy class or in a business class?

USER: I would like to prefer a economy class.

ASSISTANT: Do you need any layover in between journey?

USER: I need a single connecting flight.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: Thanks for your details, we are pleased to inform you that we have found a United airline, flight number-1017 connections-1 and price limit is 300. Would you like me to proceed next?

USER: I am fine with the airlines and fare. You can book it.

ASSISTANT: Sure, a seat has been reserved successfully for a economy class flight.

USER: Thank you.

ASSISTANT: Thank you for your presence. We hope to serve you again.