You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: My convocation is going to held in Phoenix, can you help me in booking a ticket?

ASSISTANT: Sure, please share your airport codes.

USER: My airport codes are from DEN to PHX.

ASSISTANT: Please tell me on which dates you want to travel?

USER: My travel dates are 03/31 and 04/02.

ASSISTANT: May I know your name please?

USER: I am Anthony Evans.

ASSISTANT: Please wait, let me check the best flight for you.

USER: Ok.

ASSISTANT: AA airlines is providing a flight 1018 with 1 connection for you in your route, can I book?

USER: Yes, please.

ASSISTANT: Your ticket is done with price 100.

USER: Thank you for booking.

ASSISTANT: Thank you for using our services.