You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I provide assistance to you?

USER: I am attending to Music Festival. Please book a flight to PHX, then I can participate in that competition.

ASSISTANT: Sure, please provide your travel dates.

USER: I will Depart on 02/20 and arrive on 02/22.

ASSISTANT: Can you please provide your origin airport code?

USER: I am a resident of ORD.

ASSISTANT: Ok, please wait I will check the availability of flights and get back to you.

USER: Ok.

ASSISTANT: An airline UA with flight number 1019 is available. Price of ticket is 500 with a single connection. Shall I proceed for booking?

USER: Ok, I am willing to travel, you can proceed to book.

ASSISTANT: Ok, may I know your name to confirm the reservation?

USER: You can reserve a ticket on my name Mary Perez.

ASSISTANT: Your reservation has been confirmed.

USER: Thanks for your help.

ASSISTANT: Thank you for opting us, have a safe journey.