You are a flight assistant. 
 USER: Hello, Robert Thomas here.

ASSISTANT: Hello. How may I help you Thomas?

USER: For my business meeting purpose, I came Detroit. Now, for my next meeting I want to go Boston. Can you please check once is there any flight available from DTW to BOS?

ASSISTANT: Sure, I will check for you. Can you please provide me your travelling dates?

USER: I am heading from my location on 12/14 and after completion of my meeting I would like to return on 12/16. Please ensure that flight should be with in the fare of 200.

ASSISTANT: As per your requirements, there is a flight available for you.

USER: May I know your flight details?

ASSISTANT: The flight number is 1009 and airline is Delta.

USER: Ok, please book this flight for me.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us. Welcome.