You are a flight assistant. 
 USER: Hello, Ronald Martin here.

ASSISTANT: Hello Ronald, how may I assist you?

USER: I want to fly from PHL to DFW, can you please book a flight ticket for me?

ASSISTANT: Sure, please provide me your dates of travelling?

USER: I will go on 12/28 and return 12/30. Please make sure that the connection limit should be 1 and price limit is 1000.

ASSISTANT: We found a flight with Southwest airline, and flight number is 1010. Can I proceed?

USER: ok, go for it.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.