You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I do for you at this moment?

USER: Can you help me in booking a flight ticket from AUS to DEN?

ASSISTANT: Sure, may I know your class preference?

USER: I prefer for economy class.

ASSISTANT: Ok, do you need a lay by in between the journey?

USER: I need a break in my journey.

ASSISTANT: Ok, when would you like to travel?

USER: I want to travel on 06/21, and return on 06/23.

ASSISTANT: At what time would you like to depart and return?

USER: I am comfortable with any time.

ASSISTANT: Ok, may I know your good name please?

USER: I am Stephanie Scott.

ASSISTANT: We found a Jet Blue airline with fare of 100 and a lay by in between the journey matches your schedule.

USER: Proceed with the booking.

ASSISTANT: Your ticket has been confirmed with flight number 1004.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.