You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I have to reserve a flight ticket from Philadelphia, can you please help me to find a flight to reach Dallas & Fort Worth?

ASSISTANT: Sure, can you share your travel dates please?

USER: Thank you. I would like to travel on the dates of June 7 and June 9.

ASSISTANT: Would you like an impasse in your journey?

USER: No.

ASSISTANT: Do you need any other requirements?

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

ASSISTANT: Ok, let me know your name please?

USER: My name is Jessica White.

ASSISTANT: Sorry, no flights are running on your route.

USER: It's ok, not a problem with that. Thank you for searching the flights.

ASSISTANT: Thank you for contacting us.