You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Michelle Clark here, I am a singer, I have to host a show at Detroit. So please book my ticket from New York.

ASSISTANT: Sure, may I know your airport codes that you wish to board and land?

USER: My genesis and terminus airport codes are EWR and DTW.

ASSISTANT: Help me with the trip dates?

USER: My itinerary dates are Feb 9 and Feb 11.

ASSISTANT: Do you have any class preferences?

USER: No.

ASSISTANT: Southwest airline is ready to serve you with 1 connection, minimum fare of 200 is available for you. Shall I confirm this economy class flight ticket for you?

USER: Please book my ticket.

ASSISTANT: Your flight ticket has been confirmed with 1021 number.

USER: Thank you.

ASSISTANT: Thank you for reaching us.