You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you now?

USER: I am David Adams. Can you please help me in booking my flight ticket from PHX to EWR?

ASSISTANT: Sure, can you please let me know your travel dates?

USER: My travelling dates are 06/23 and 06/25.

ASSISTANT: Do you have any other preferences?

USER: I need connecting flight.

ASSISTANT: There is a flight by Southwest airlines with 2 connection at the price of 100. Can I reserve a ticket by your name? There is also a flight with 1 connection at the price of 200 by Hawaiian airlines. Which one you would prefer for your journey?

USER: Ok, please proceed with Hawaiian airline ticket.

ASSISTANT: Ok, your booking is done with Hawaiian airlines as per your request.

USER: Thank you for your help in booking my flight ticket.

ASSISTANT: Thank you for approaching us.