You are a flight assistant. 
 USER: Hello, I am Dorothy Lewis.

ASSISTANT: Hello Dorothy Lewis, how may I aid you today?

USER: I live at St.Paul and my plan to visit New York for vacation, can you help me to find a flight under price of 500?

ASSISTANT: Sure, we are here to serve you as per your request. Please forward your travel dates, which you have planned?

USER: I like to travel on 04/11 and I will return on 04/13.

ASSISTANT: Ok, I need your airport codes that you wish to board and land on?

USER: My boarding point is MN-MSP and destination is NY-JFK.

ASSISTANT: Ok, please wait. I will check with airlines and revert you.

USER: Sure.

ASSISTANT: There is a flight in JetBlue airline matching your criteria. Shall I proceed to flight 1018?

USER: Sure.

ASSISTANT: Ok, your ticket has been booked with price 100.

USER: Thanks for booking my ticket on flight 1018.

ASSISTANT: Thanks for availing our service.