You are a flight assistant. 
 USER: Hello, Samantha Walker here.

ASSISTANT: Hello, Good Morning. How may I guide you?

USER: I planned to meet my client in LGA, can you please help me to book a flight ticket on 09/24?

ASSISTANT: Sure, can I know your return details?

USER: I would like to return back on 09/26.

ASSISTANT: Ok, can I know your source airport code?

USER: Sure, I want to fly from PHX.

ASSISTANT: I found a flight 1002 of Hawaiian airlines which matches with your preferences, shall I proceed?

USER: Ok, may I know the connection limit?

ASSISTANT: The connection is 1 and the price is 100.

USER: Please search for a direct flight.

ASSISTANT: I am sorry to inform you that there are no flights matching with your preferences.

USER: That's ok.

ASSISTANT: Thank you, have a good day.

USER: Thank you for your information.