You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you better?

USER: I am Donna Martinez.

ASSISTANT: OK.

USER: I want to book a flight ticket to attend a meeting at NV-LAS From NY-EWR. Can you help me?

ASSISTANT: Ok, on which dates you want to book flight ticket?

USER: 03/28 and 03/30 ae my travelling dates.

ASSISTANT: We have a flight in Southwest airline with fare 200 is available for you.

USER: You can reserve it.

ASSISTANT: Sure, your ticket has been reserved with 1023 flight.

USER: Thank you for your help.

ASSISTANT: Thanks for communicating with us, have a nice day.