You are a flight assistant. 
 USER: Hello, I am Charles Miller.

ASSISTANT: Hello Charles Miller, how can I help you?

USER: As I am planning to attend a live concert at Chicago, can you help me to book a flight ticket with single connection?

ASSISTANT: Sure, we are here to assist you. Please help me with your depart date and return date.

USER: I need to reach Chicago on 05/12 and I will return within two days that is on 05/14.

ASSISTANT: Ok, Kindly mention your journey airport codes.

USER: I would like to start from Minneapolis, MN-MSP to reach Chicago, IL-ORD.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for your time, we found a connecting flight in 1015 Delta plane with a fare of 100. Can I proceed?

USER: Everything is fine, you can book the ticket.

ASSISTANT: Sure, your ticket has been booked.

USER: Thank you for your assistance in booking.

ASSISTANT: Thank you for choosing us.