You are a flight assistant. 
 USER: Hello,I am Frank Gonzalez.

ASSISTANT: Hello,. Do you need a flight ticket ?

USER: I want to attend to live events in Philadelphia, can you please help me in booking my flight ticket?

ASSISTANT: Please provide travelling date ?

USER: My airport codes are from AZ-PHX to PA-PHL.

ASSISTANT: Price limit ?

USER: My travelling dates are from 10/20 to 10/22, with price limit 5000 and with single connection.

ASSISTANT: Ticket is found with airline UA, flight number 1015, price 500 and connection 1. Shall I proceed for booking ticket ?

USER: Ok,proceed for booking.

ASSISTANT: Flight ticket is booked.

USER: Thank you for your assistance.

ASSISTANT: Thanks.