You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am looking to book a flight ticket from MCO to DTW. Can you help me for that?

ASSISTANT: Sure, may I know your journey dates?

USER: My travelling dates are Apr 07 and Apr 09.

ASSISTANT: May I know your other preferences?

USER: My return time is evening.

ASSISTANT: Do you need a connecting flight?

USER: I prefer to book a single connecting flight.

ASSISTANT: May I know your name?

USER: My name is Christopher Miller.

ASSISTANT: There is a flight of spirit airline, flight number 1005 with the fare of 100. Can I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.