You are a flight assistant. 
 USER: Hi, I am Scott Nelson.

ASSISTANT: Hello, how can I assist you today?

USER: I want to book a flight ticket to Philadelphia to take a part in scuba driving at Evans river, can you please help me to book a flight ticket with single connection?

ASSISTANT: Sure, may I know your source and destination airport codes?

USER: My source point is LAX and my destination is PHL.

ASSISTANT: Ok, on which dates you would like to depart and return?

USER: I need to reach Philadelphia on 09/09 and my return date would be on 09/11.

ASSISTANT: Ok, we found a UA airline, flight number: 1017, price: 200 with one connection.

USER: That's fine, you can proceed with the booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help in booking.

ASSISTANT: Thank you for choosing us.