You are a flight assistant. 
 USER: HI.

ASSISTANT: Hello. How can I assist you today?

USER: Please help me to book a flight ticket from SFO to PHL.

ASSISTANT: Sure, can you please share your travel dates?

USER: My journey dates are from May, 03 to May, 05.

ASSISTANT: May I know your connection limit?

USER: I need a single connecting flight.

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

USER: I prefer an economy class to fly.

ASSISTANT: May I know your name to proceed further?

USER: Donna Phillips.

ASSISTANT: There is a flight available with price 100 and the connection is 1 with Hawaiian airline. Would you like me to proceed with the booking?

USER: Please proceed.

ASSISTANT: Your booking is confirmed with 1003 flight number and the depart time is 17:00 hours, return time is 17:00 hours.

USER: Thank you.

ASSISTANT: Thank you for reaching us.