You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am looking for a flight from SFO to PHL, can you help me in booking?

ASSISTANT: Sure, can I know the travel dates please?

USER: Sure, my planned travel dates are Mar 16 and Mar 18.

ASSISTANT: May I know your name please?

USER: Sure, myself Alexander Thomas.

ASSISTANT: Can I know the connection limit please?

USER: Sure, please look for a connecting flight for this journey.

ASSISTANT: Do you have any requirements?

USER: I prefer for an economy class for this journey.

ASSISTANT: Ok, wait a moment please.

USER: Sure, I will wait for your response.

ASSISTANT: There is a direct flight in American airlines, can I book it?

USER: Yes, please proceed in booking with this flight.

ASSISTANT: Your ticket has been booked with flight number 1001 in economy class.

USER: Thank you for the service.

ASSISTANT: Thank you for approaching us.