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

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket from New York to Minneapolis & St. Paul, can you please book a flight ticket?

ASSISTANT: Sure, please share me your travelling dates?

USER: My journey dates are June 27 and June 29.

ASSISTANT: Kindly assign me your airport codes?

USER: I need to fly from LGA to MSP.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight. My price is 1000.

ASSISTANT: Would you prefer either economy class or business class?

USER: I am comfortable in economy class.

ASSISTANT: You have a flight ticket in economy class, can I reserve it?

USER: Yes, please proceed.

ASSISTANT: Your booking is done with flight number 1021 and the airline is Southwest. It is having halt.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.