You are a flight assistant. 
 USER: Hello, I am Mark Young.

ASSISTANT: Hello, how can I serve you today?

USER: I need to fly Atlanta for my medical check up with our family doctor. Please help me in booking from DCA to ATL?

ASSISTANT: Sure, can I have your journey dates?

USER: My journey is from 10/27 to 10/29.

ASSISTANT: Do you have any connection limit?

USER: I need a connection in between.

ASSISTANT: Please wait for a while. We found a flight with Hawaiian airlines, flight number is 1016 with one connection and price is 100.

USER: Ok, go to my booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for your service.

ASSISTANT: Thanks for choosing us.