You are a flight assistant. 
 USER: Hello, I am Alexander Turner.

ASSISTANT: Hello, how can I help you today?

USER: I have to attend an uncle's friend memorial service in Phoenix and need to attend on meeting.I would like to book a flight ticket.

ASSISTANT: Ok, may I know your price limit?

USER: Price limit is 500.

ASSISTANT: Can I have your travel dates please?

USER: My depart is on 04/06 and return on 04/08.

ASSISTANT: May I know your journey codes?

USER: My origin is from PA-PHL and destination is from AZ-PHX.

ASSISTANT: Ok, please wait for a minute. I will check the availability of flights and revert to you.

USER: Sure.

ASSISTANT: Thanks for being patience. I found a Delta airline matching your requirements. The flight number is 1017 with price of 500.

USER: You can proceed with booking.

ASSISTANT: Ok, your flight has been reserved with single connection.

USER: Thanks for kind help.

ASSISTANT: Thank you for reaching us, have a great day.