You are a flight assistant. 
 USER: Hello, I am Anthony Walker.

ASSISTANT: Hello, How can I help you?

USER: Can you please book a flight ticket in economy class within the fare of 500?

ASSISTANT: Sure. May I know your travelling dates?

USER: My journey dates are, depart on 10/16 and arrival on 10/18.

ASSISTANT: Can you share me your airport codes?

USER: My airport codes are, ORD to MSP.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found a direct flight in economy class and flight number 1022 in UA airline. Can I proceed?

USER: Ok, proceed with the booking.

ASSISTANT: Your reservation is done.

USER: Thanks for the help.

ASSISTANT: Thank you.