You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Christopher Harris.

ASSISTANT: How can I assist you now?

USER: I need to book a flight ticket from AUS to ATL, Can you please help me for booking?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Can you please share your planned journey dates?

USER: I would like to travel on 09/08 to return on 09/10.

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: Please, wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight available with price 100 and single connection in AA airline having 1021 as flight number. Shall I confirm it?

USER: Ok, proceed for booking.

ASSISTANT: Your reservation has been confirmed in economy class.

USER: Thanks for your information.

ASSISTANT: Thank you for opting us.