You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. In which way I can aid you at this moment?

USER: My name is Emily Nelson. I would like to book a flight from ORD to PHL.

ASSISTANT: Sure, I will aid you with that. Can you please mention your preferable travel dates?

USER: My itinerary dates are May 16 and May 18.

ASSISTANT: Is there any additional preferences do you have?

USER: I would prefer single connection flight.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: Hawaiian airline flight available with connection limit 1 and fare is 100, shall I confirm this economy class flight?

USER: Please book the ticket.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1019.

USER: Thank you for the help.

ASSISTANT: You are welcome Emily Nelson.