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

ASSISTANT: Hello, how can I help you today?

USER: I want to attend a wedding at Phoenix on 06/19, so I want to start on 06/18 and intend to return on 06/20. So can you please help me with booking?

ASSISTANT: Sure, kindly mention your airport codes?

USER: Sure, my airport codes are New York, NY-JFK and Phoenix, AZ-PHX.

ASSISTANT: Ok, please wait a moment.

USER: Ok, take your time.

ASSISTANT: There is a flight with your requirement, airline is UA with price 100 and single connection. Shall I proceed with booking?

USER: Yes, please go ahead.

ASSISTANT: Your booking is done and flight number is 1010.

USER: Thank you for the assistance.

ASSISTANT: Thanks for reaching us.