You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I aid you?

USER: On 06/02 I need a flight ticket to Austin, AUS to attend the seminar in University of Texas. Will you book my ticket from  Philadelphia, PHL?

ASSISTANT: Ok.

USER: Kindly, make a note that I need a lay by between my journey.

ASSISTANT: Sure, can you share the return date of travel?

USER: I will come back 06/04.

ASSISTANT: May I know your name, please?

USER: I am Johnathan Hill.

ASSISTANT: Please wait for some time, I will check flights according to your request.

USER: Ok.

ASSISTANT: Flight number:1001, airline:Frontier with one connecting flight.

USER: Proceed with my booking.

ASSISTANT: OK, your reservation is done with your name.

USER: Thank you for quick response.

ASSISTANT: Thank you, Have a nice day!.