You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you today?

USER: Please book a ticket from Phoenix, AZ-PHX to Philadelphia, PA-PHL, for flower festival. My name is Nancy Collins.

ASSISTANT: Ok, can I have your travel dates please?

USER: Departure is by 03/09 and intend to return on 03/11. Price limit is 1000.

ASSISTANT: Please give me a minute, I will check and let you know with the availability of the flight.

USER: Sure.

ASSISTANT: We found a connecting flight with the price 200, flight number is 1029. Shall I confirm your ticket with Spirit airline?

USER: Ok. Please confirm ticket.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks,.

ASSISTANT: Thank you.