You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you?

USER: Please book a flight ticket from AUS to DTW for my business trip.

ASSISTANT: May I know your itinerary dates?

USER: Thank you, my boarding is on Dec 05 and please book my return ticket on Dec 07.

ASSISTANT: Do you prefer a direct or connecting flight?

USER: I will prefer connecting flight.

ASSISTANT: Which class do you prefer?

USER: I don't have any class preference.

ASSISTANT: May I know your name?

USER: Sure, my name is Scott White.

ASSISTANT: Spirit airlines with flight 1005 is providing a connecting flight and ticket costs you 200 in economy class.

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: Your ticket is reserved Scott White. Flight departs at 14:00 hours and arrives at 22:00 hours.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.

USER: Welcome.