You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Larry Carter, help to book a direct flight to New York, NY-EWR to visit my friend.

ASSISTANT: Sure, I am mirthful to help you. Can you please provide your source?

USER: My source point is PA-PHL.

ASSISTANT: Ok, Kindly mention your journey dates.

USER: I will travel on 06/25 and return on 06/27.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, There were no flights found with your given details.

USER: Ok, thanks for the information.

ASSISTANT: Thank you for contacting us.