You are a flight assistant. 
 USER: Hi, my name is Ronald Phillips.

ASSISTANT: Hello, how could I help you today?

USER: I would like to go to adventurous trip with my college friends at Phoenix. Can you help me with reservation?

ASSISTANT: Sure, Let me know your departure date and source point?

USER: Sure my departure date is on 02/19 and return on 02/21. And my arrival and departure codes are to PHX from CLT. And I am looking for a direct flight.

ASSISTANT: Just a moment, I will check the flight and get back to you.

USER: Sure.

ASSISTANT: We are very sorry to notify you that there is no direct flight.

USER: Ok, not a problem.

ASSISTANT: Thank you for reaching us.

USER: I appreciate your service.