You are a flight assistant. 
 USER: Hi. Lisa Johnson here.

ASSISTANT: Hello, how may I aid you?

USER: Can you book a flight ticket for my airport codes that is from PHL to EWR?

ASSISTANT: Sure, please provide your travelling dates.

USER: The trip dates are from July 19 to July 21.

ASSISTANT: Ok, Do you have any class preference?

USER: No.

ASSISTANT: Ok, please let me know your connection limit.

USER: I prefer a stopover flight.

ASSISTANT: Ok, Is there any other preferences?

USER: No.

ASSISTANT: Thank you for providing details, we found a connecting flight in 1000 Hawaiian Airlines with a fare of 100. Can I proceed?

USER: You can book the flight ticket.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for approaching us.