You are a flight assistant. 
 USER: Hi, I am David Turner.

ASSISTANT: Hello. How may I amend you?

USER: I want to book a flight ticket from Las Vegas, NV-LAS to reach Detroit, MI-DTW to explore new things about nature. Can you help me with this?

ASSISTANT: Sure, I can help you in booking a ticket. May I know, When are willing to travel?

USER: I will depart on 04/02 and I intend to return on 04/04.

ASSISTANT: Ok. Can you mention me whether you require a direct or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Thanks for your details. South West airline is available, with flight number 1015.

USER: Ok, you can proceed with this airline.

ASSISTANT: Your ticket has been reserved with your name.

USER: Thanks for your support.

ASSISTANT: Thanks for reaching us.