You are a flight assistant. 
 USER: Hello. Karen Robinson here.

ASSISTANT: Hello. How can I help you?

USER: I would like to visit Charlotte to meet my old friend there, can you please reserve a flight ticket from ORD to CLT?

ASSISTANT: Sure. May I know your planned journey dates?

USER: Thank you for accepting my request, my departure is on 04/30 and please book my return ticket also on 05/02.

ASSISTANT: Kindly, mention your fare limit.

USER: Sure, I can afford up to 200.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a single connection for my journey.

ASSISTANT: Thank you for sharing the details, wait for a while.

USER: It's alright, take your time.

ASSISTANT: Thank you for waiting, there is a flight available with fare 100 and single connection in UA airline. May I confirm your ticket in economy class?

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

ASSISTANT: Your reservation has been confirmed with flight number 1007.

USER: Thank you for your kind assistance.

ASSISTANT: Thank you for approaching us.

USER: Welcome.