You are a flight assistant. 
 USER: Hello. I am Mark Lewis.

ASSISTANT: Hello, how can I assist you?

USER: I would like to go to shopping in pike place market at Dallas DFW. which is famous for winter wear. Could you please help me in booking a ticket with fare of 1000?

ASSISTANT: Sure, we are mirthful to help you. May I know on which dates you are willing to travel?

USER: My travelling dates are 05/02 and return on 05/04.

ASSISTANT: Do you require any stopovers in your journey?

USER: I need a stopover in between the journey.

ASSISTANT: Please provide me your take off airport code.

USER: My take off airport code is New York EWR.

ASSISTANT: Thank you for providing your details, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, we have a connecting flight in Frontier airline at a fare 200 from flight number 1004. Shall I proceed with the booking?

USER: You can proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you for  reserving a ticket.

ASSISTANT: Thank you for choosing our service.