You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Karen Campbell.

ASSISTANT: How can I assist you?

USER: Could you please help me with finding a flight ticket on the route AUS to IAD?

ASSISTANT: Can I know your travel dates?

USER: I would like to take off on 04/28 and return on 04/30.

ASSISTANT: The flight 1007 of JetBlue airlines is available on your request. Shall I proceed?

USER: Please proceed with the booking if the connection is 1.

ASSISTANT:  The flight 1007 is with a price of 500. Your reservation has been done successfully.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: You are welcome.