You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in booking the flight ticket from DFW to PHX?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: My travel dates are Aug 17 and Aug 19.

ASSISTANT: May I know your name?

USER: Jeffrey Martinez.

ASSISTANT: Do you have any other specifications?

USER:  I am willing to travel in a single connecting flight.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: Thanks for waiting there are no flights found on your details.

USER: Ok, thank you for the information.

ASSISTANT: Thanks for approaching us.