You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: I would like to attend a pioneer festival at DFW so, can you book a ticket from PHX?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: Mt trip dates are June 25 and June 27.

ASSISTANT: Ok, could I have your name please?

USER: My name is Robert Hernandez.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Sorry, there is no flight on your requested travelling dates.

USER: Not a problem, thank you for the information.

ASSISTANT: You are welcome, have a great day.