You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am planning to attend a Tennis competition in Detroit DTW from PHX. Can you find a flight ticket for me?

ASSISTANT: Sure, can you please let me know your trip dates?

USER: Ok, my planned trip dates are on Nov 23 and return on Nov 25.

ASSISTANT: Would you like to fly with connecting flight or direct flight?

USER: I need a single connecting flight.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: Yes, I want to return in the evening time.

ASSISTANT: If you can help me with your name, I can check with the availability of flights.

USER: Yes, I am Frank Martinez.

ASSISTANT: Thanks for sharing your details, we are unable to provide flight in between your journey routes.

USER: Ok, not a problem. Thank you for your help.

ASSISTANT: Thank you for reaching us.