You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am James Martin.

ASSISTANT: How can I help you today?

USER: I want to meet my grand parents who are living in PHL. Can you please make a reservation from DFW?

ASSISTANT: Sure, I am here to help you with that, may I know your trip dates?

USER: Sure, my travelling dates are Jan 10 - Jan 12.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: Sorry, no flights are available on your desired route.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.