You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Katherine Harris here. I would like to book a ticket from PHX to LGA, can you please help me with that?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: The travel dates are from 03/30 to 04/01.

ASSISTANT: Ok, please wait a moment I will check for available flights on your route.

USER: Ok fine.

ASSISTANT: Ok, there is a flight 1020 in AA airline matching your details with price 200. Shall I proceed?

USER: Yes, please proceed for booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a nice journey.