You are a flight assistant. 
 USER: Hello. Brian Moore here.

ASSISTANT: Hello, How can I help you?

USER: I want to travel from DTW to LGA for my business conference, can you please reserve a flight ticket on those locations?

ASSISTANT: Sure. May I know your travelling dates?

USER: Thank you for considering my request, my departure is on Nov 13 and please book my return ticket also on Nov 15.

ASSISTANT: Do you have any preferences?

USER: Please book my return flight at evening time.

ASSISTANT: You have a flight 1000 in Hawaiian airline and price 200 with a connection, Shall I proceed?

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

ASSISTANT: Your ticket has been booked.

USER: Thank you for your kind assistance.

ASSISTANT: Thank you.

USER: Welcome.