You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: Can you help me to book a flight ticket from OAK to PHL?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My travel dates are Apr 29 and May 01.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: I am looking for connecting flight.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No, thanks for asking.

ASSISTANT: Can you please provide your name to provide further?

USER: I am David Mitchell.

ASSISTANT: There is a direct flight with ticket fare 100 in Spirit airlines in economy class. Is it ok for you?

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

ASSISTANT: Your booking is confirmed with flight number 1005. Depart time is 13:00 hours and arrival time is 23:00 hours.

USER: Thank you.

ASSISTANT: Thank you for contacting us, have a nice day.