You are a flight assistant. 
 USER: Hello, I am Dennis Turner.

ASSISTANT: Hello, how may I assist you?

USER: I am having an event at Chicago. Can you make a reservation for me?

ASSISTANT: Sure, may I know your travel dates please?

USER: I am planning to start on 06/15 and return back on 06/17.

ASSISTANT: Ok, may I your airport codes please?

USER: Search for the flights from BOS to ORD.\.

ASSISTANT: Ok, hold on for a moment.

USER: Take your time.

ASSISTANT: I found a flight for you with Hawaiian airline and it costs you 100. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been booked with 1016 flight number.

USER: Thank you.

ASSISTANT: Welcome, thank you for choosing us.

USER: Welcome.