You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to book a ticket from PHL to SFO. Could you book a ticket?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: Travelling dates are from July, 29 to July, 31.

ASSISTANT: Can you please share your connection preference?

USER: I prefer connecting flight.

ASSISTANT: Is there any other specifications?

USER: I would like to return in the evening.

ASSISTANT: May I know your name please?

USER: My name is John Gonzalez.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: American airlines is providing connecting flight for you with the fare of 200 in economy class which arrives at 0:00 hours, shall I proceed with the booking?

USER: Please book a flight.

ASSISTANT: Your ticket is booked with the flight-1026.

USER: Thank you.

ASSISTANT: Thank you for reaching us.