You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to book a ticket from PHL to SFO. Can you please help me out?

ASSISTANT: Sure, please share your journey dates?

USER: I am planning to travel on Nov 17 and return back on Nov 19.

ASSISTANT: Do you have any specifications?

USER: I am looking for a connecting flight.

ASSISTANT: We found a direct flight in JetBlue airlines, flight number is 1018 and price is 100 economy class. Shall I proceed?

USER: That's fine, please proceed the booking.

ASSISTANT: Can I have your name to proceed?

USER: My name is Betty Wilson.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.