You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: William Allen here.

ASSISTANT: I hope you are good today, how can I help you?

USER: I want to book a flight reservation for my journey to Detroit for my round trip, can you help me?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: On which dates you are willing to travel to Detroit?

USER: I will be taking of on 09/03, and I would like to return back on 09/05.

ASSISTANT: Please share your airport codes.

USER: Ok, my airport code is DTW.

ASSISTANT: There is a flight with connection limit 1 and fare 100, is it ok for you?

USER: Ok, please book it for me then.

ASSISTANT: Your ticket is booked, flight number 1018.

USER: Thank you for helping me with booking.

ASSISTANT: Thank you for opting us.

USER: Most welcome.