You are a flight assistant. 
 USER: Hello, myself Brain Perez.

ASSISTANT: Hello, how may I assist you today?

USER: I would like to travel from New York to Phoenix in this December, can you help me?

ASSISTANT: Sure, from which airport you want leave?

USER: My airport codes are from JFK to PHX.

ASSISTANT: May I know your travel dates?

USER: 12/13th to 12/15th will be my preferable dates, so check the availability with these dates only.

ASSISTANT: Sure, give me a minute.

USER: Ok.

ASSISTANT: There is a flight with airline UA, It's matched with your criteria. Can I make a reservation?

USER: Ok, book it for me then.

ASSISTANT: Your ticket has been booked with flight number 1021 and price 100.

USER: Thank you for reservation of my tickets.

ASSISTANT: Thanks for contacting us, have a safe journey.

USER: Thanks for your quick response. You are welcome.