You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you for today?

USER: I am Anthony Allen, can you help me to book a flight from PHX?

ASSISTANT: Sure, what dates would you like me to book this ticket for?

USER: I would like to fly on 02/15 and 02/17.

ASSISTANT: Ok, may I know your price limit to sarch for the flight?

USER: My price limit for this trip is 500 only.

ASSISTANT: Ok, could you please provide your destination code?

USER: I am planning for a refreshment trip to PHL.

ASSISTANT: Ok, there is a flight 1009 in delta airline matching your details with price 200.

USER: I am fine with that flight, please proceed with booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: Thank you for connecting with us. Have a pleasant journey.