You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I have to go MSP for attending a summit meeting there, can you please book a flight ticket from AUS?

ASSISTANT: Sure, may I know your travelling dates?

USER: My departure date is 11/21 and please book my return ticket also on 11/23.

ASSISTANT: Do you have any specifications?

USER: Yes, I need 1 halt in between my journey.

ASSISTANT: May I know your name?

USER: Sure, my name is Anthony Perez.

ASSISTANT: There is  a flight in airline AA with number 1021. The fare is 400 with 1 connection.

USER: Please book this flight ticket for me.

ASSISTANT: Your ticket is confirmed, happy journey.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.