You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Donna Campbell.

ASSISTANT: How can I help you?

USER: I planned to meet a client in DTW, can you please help me to book a flight ticket from ATL?

ASSISTANT: Sure, I will help you. May I know, when you have planned to depart and arrive?

USER: I prefer to travel on Jul 20 and Jul 22.

ASSISTANT: Let me know your fare limit.

USER: I can afford 1000.

ASSISTANT: Please, wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight available with price 100 and single connection in UA airline having 1010 as flight number. May I confirm it?

USER: Ok, please confirm my booking.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.