You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Cynthia Perez.

ASSISTANT: How may I assist you Cynthia Perez?

USER: My friend has invited me for his party. Can you find the availability of flights from PHL to JFK?

ASSISTANT: Sure, may I know your date of journey?

USER: I am planning the month of January. Can you find the availability on dates 11 and 13?

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there is no flight available on your dates of travel.

USER: That's fine. Not a big deal. I will find another means of transport.

ASSISTANT: Thank you and have a good day.

USER: Thank you for your information.