You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you help me in booking a flight ticket to JFK from PHL in June moth?

ASSISTANT: Sure, can you share your trip dates?

USER: Sure, my trip dates are June 30 and July 02.

ASSISTANT: Do you have any preferences?

USER: I need single connecting flight for my journey.

ASSISTANT: May I know your name?

USER: Sure, my name is Mark Walker.

ASSISTANT: There is a connecting flight with number 1000 in airline Delta, the fare is 100 in economy class. Can I book it?

USER: Yes, please book it.

ASSISTANT: Your ticket is reserved, the depart time is 14:00 hours and return time is 10:00 hours.

USER: Thank you.

ASSISTANT: Thank you for choosing us.