You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you today?

USER: Can you please reserve me a flight ticket from DEN to PHL?

ASSISTANT: Sure, may I know your name please?

USER: Susan Wright here.

ASSISTANT: Will you please let me know your planned trip dates?

USER: My trip dates are 12/27 - 12/29.

ASSISTANT: Do you have any connection limit?

USER: I need a single connection.

ASSISTANT: We are glad to inform you that there is a flight found with an United airline of flight 1020 in an economy class with lay by.

USER: Please reserve.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.