You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello,. How can I help you today?

USER: Please provide a ticket from Dallas & Fort Worth, TX-DFW to Washington DC-DCA. I am Kathleen Walker.

ASSISTANT: Sure, we are perky to assist you. Let me know your budget for ticket.

USER: Ticket price limit is 500.

ASSISTANT: Kindly, provide me your willing dates of trip.

USER: Departure date is 07/05 and will return by 07/07.

ASSISTANT: Do you want any lay by in between your journey?

USER: Connections limit is 1.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting. There is flight found that matches your credentials. Your flight number 1014 of Hawaiian airline with a lay by. May I reserve your ticket for the fare of 300?

USER: Please book a flight.

ASSISTANT: Reservation of your ticket has been done.

USER: Thanks.

ASSISTANT: Thank you for connecting us.