You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I need to make a flight ticket reservation to reach Minneapolis & St. Paul, can you please find a best flight with the connection limit 1?

ASSISTANT: Sure, let me know your travelling dates.

USER: Thank you for considering my request. My preferable travel dates are Oct 17 and Oct 19.

ASSISTANT: May I know your airport codes?

USER: The source and destination airport codes are OAK and MSP.

ASSISTANT: Is there any class preference?

USER: I mostly prefer an economy class to travel.

ASSISTANT: May I know your name please?

USER: My name is Deborah Perez.

ASSISTANT: Ok, please wait for a while.

USER: Ok, take your time.

ASSISTANT: We found a Frontier airline, flight number: 1004, price: 100, it is a direct flight.

USER: I am ok with this flight, please book a flight ticket for me.

ASSISTANT: Your flight ticket has been confirmed in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.