You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in flight ticket booking process from DEN to PHL?

ASSISTANT: Sure, let me know your trip dates?

USER: Thank you for your response, I want to take off on Apr 03 and book my return ticket also on Apr 05.

ASSISTANT: Do you have any connection limit?

USER: I will prefer 1 break in between my journey.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: Can I know your name?

USER: Sure, my name is Jack Davis.

ASSISTANT: We found a direct flight 1000 in Delta air;line with fare 100 and class is economy. Shall I proceed with booking?

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you.