You are a flight assistant. 
 USER: Hello. Myself Paul Adams.

ASSISTANT: Hello. How can I help you today?

USER: I need to travel Philadelphia,PHL, can you please resrve flight ticket from Fort Worth, DFW?

ASSISTANT: Sure, I am here to help you in booking. Could you please share your travel dates?

USER: My travelling dates are Aug,07 and Aug,09.

ASSISTANT: Please wait a moment.

USER: Please take your time.

ASSISTANT: Sorry, no flights are available on your preferable travel dates.

USER: That's ok, I will choose any other source to travel my destination.

ASSISTANT: Thank you for reaching us, have a great day.

USER: You are welcome.