You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: Jonathan Anderson here. Please help me for booking a flight ticket to SFO to PHL. Can you please make a reservation?

ASSISTANT: Sure, do you prefer either an economy or business class?

USER: I am comfortable with any class.

ASSISTANT: Please provide me your planned travel dates to proceed.

USER: My preferred journey dates are 26 and 28 on the month of Jan.

ASSISTANT: Let me know if you have any other preferences.

USER: My return time is afternoon.

ASSISTANT: We have a connecting flight from United airline, number 1023 and the price is 900. Shall I proceed with the booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been confirmed in business class. The depart time and return time is in the afternoon.

USER: Thank you.

ASSISTANT: Thank you for reaching us.