You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to attend a business meeting at PHL. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, please help me with your name.

USER: Sure, my name is Brian Allen.

ASSISTANT: Thank you. Can you please let me know your travel dates?

USER: My planned travel dates are from Apr 28 to Apr 30.

ASSISTANT: Ok, do you have any class preference?

USER: No, I am comfortable with any class.

ASSISTANT: Is there any airline preference?

USER: I prefer any airlines.

ASSISTANT: Please help me with your source airport code.

USER: My source code is JFK. Please make sure that. I would like to return in the afternoon time.

ASSISTANT: There is a flight with single connection is available in JetBlue airlines and the ticket fare is 200 only. Can I book the ticket for you?

USER: If return time is afternoon, please proceed with that ticket booking.

ASSISTANT: Your ticket is booked successfully with the flight-1001. Flight departs at 16:00 hours and arrives at 18:00 hours.

USER: Thank you for your help in booking my ticket.

ASSISTANT: You are welcome and thank you for choosing us.