You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today from my end?

USER: Katherine Hall here. I would like to travel from MSP to ORD to meet my sister, can you help me out?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: I want to fly in the flight on 12/25 and 12/27.

ASSISTANT: Here is a flight with 1 stop and price is 100 in economy class, can you help me out?

USER: That's perfect, proceed to booking.

ASSISTANT: Your ticket has been booked with 1024 flight in UA airlines.

USER: Thanks for helping me.

ASSISTANT: Thank you for reaching us.