You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you help me to book a flight ticket from PHX to EWR?

ASSISTANT: May I know your trip dates?

USER: My travel dates are Apr 05 and Apr 07.

ASSISTANT: Do you prefer any specifications?

USER: I prefer normal cost airline in the connecting flight.

ASSISTANT: May I know your name?

USER: I am Ryan Mitchell.

ASSISTANT: Hawaiian airlines providing a connecting flight in economy class.

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you.