You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Scott Wilson this side, I am looking for a direct flight to Philadelphia. Can you help me?

ASSISTANT: Sure, may I know your travel dates please?

USER: I am planning to start on 01/04 and return on 01/06.

ASSISTANT: Ok, may I know your airport codes please?

USER: I am going to start from JFK to PHL.

ASSISTANT: Ok, hold on for a moment.

USER: Please see for the flights within 200 price limit.

ASSISTANT: Sorry Scott, there are no flights available on your requested dates.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for choosing us, have a good day.

USER: You are welcome.