You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Laura Martinez here. Can you please help me in booking a flight ticket from PHX to PHL?

ASSISTANT: Sure, can you please share your travel dates?

USER: Sure, my travel dates are from Apr 18 to Apr 20.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any other specification that you are looking for?

USER: I would like to depart in the afternoon.

ASSISTANT: Laura Martinez, I am sorry to inform you that there is a flight available at your request.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: You are welcome. Thank you for contacting us.