You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Can you please help me in booking the ticket from DEN to PHL? As I need to attend a meeting.

ASSISTANT: Sure, I will help you. Can you please share your planned journey dates?

USER: Sure, my planned departure and return travel dates are 9th and 11th of September.

ASSISTANT: May I know your name?

USER: My name is Gregory Taylor.

ASSISTANT: Let me know your connection limit.

USER: My maximum connection has to be 1.

ASSISTANT: Do you have any other specifications?

USER: No, I don't have any other specifications.

ASSISTANT: Please, wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, there were no flights available that matches your requirements.

USER: That's fine, thank you anyways.

ASSISTANT: Thank you for reaching us.