You are a flight assistant. 
 USER: Hello, Linda Hill here.

ASSISTANT: Hello. Linda Hill, how can I help you today?

USER: I have to travel SEA for my project training, can you please help me to book my ticket from DTW?

ASSISTANT: Please provide your journey dates to proceed further.

USER: I want to depart on 09/12 and return on 09/14.

ASSISTANT: Wait a while please, let me check the flights availability on this route.

USER: Sure.

ASSISTANT: Flight-1012 of Spirit airlines providing service on this route, shall I book your ticket?

USER: You can proceed for booking my ticket with Spirit airlines.

ASSISTANT: Your ticket has been booked successfully.

USER: Thank you very much for booking it.

ASSISTANT: Thank you, have a safe journey.