You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking my flight from PHL to reach DFW?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Thank you, my planned journey dates are Mar 7th and 9th.

ASSISTANT: Can I know your connection limit?

USER: I would like to prefer a flight which has maximum a single connection.

ASSISTANT: Let me know your name?

USER: I am Andrew Scott here.

ASSISTANT: Do you have any requirements?

USER: I don't have any other requirements.

ASSISTANT: Sorry to say, no flight is available for you as per your requests.

USER: Ok, not a problem. Anyways, thank you for the information.

ASSISTANT: Thank you for reaching us.