You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How could I assist you at this moment?

USER: I want to attend for a conference meeting at Detroit, can you please book the flight ticket from LGA to DTW?

ASSISTANT: Sure, please share your travelling dates?

USER: Ok, I would like to depart on 10/15 and return on 10/17.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure.

ASSISTANT: There is a Spirit airline with fare of 200 matches your schedule. Can I proceed with booking?

USER: That's fine for me, you can book the ticket on the name of Virginia Johnson.

ASSISTANT: Your ticket has been confirmed with 1005 flight number.

USER: Thank you very much for helping me.

ASSISTANT: Thank you for approaching us.