You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Brian Smith here, I want to reserve my ticket from ATL to ATL for a city roundup trip at Atlanta, can you please help me in this?

ASSISTANT: May I know your desired travel dates please?

USER: Sure, my dates of journey is from 04/28 to 04/30.

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

USER: Ok, you can book it.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help in reserving my ticket.

ASSISTANT: Thank you for reaching us.