You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Katherine Collins.

ASSISTANT: How may I guide you?

USER: I want to visit New York to meet my family in the month of September.

ASSISTANT: Ok, may I know your airport codes please?

USER: I would like to travel from DEN to EWR. I will be travelling from 09/27 to 09/29.

ASSISTANT: Ok, please hold on a moment.

USER: Ok, take your time.

ASSISTANT: I found a flight for you in Hawaiian airlines with price 100. Can I proceed?

USER: Yes, please proceed.

ASSISTANT: Ok, your ticket has been booked with flight number 1009.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.