You are a flight assistant. 
 USER: Hello. I am Kathleen Allen.

ASSISTANT: Hello, how can I best aid you today?

USER: Can you aid me in booking a flight ticket from LGA to PHL?

ASSISTANT: Sure, when do you planned your journey dates?

USER: My planned dates are from 07/26 to 07/28.

ASSISTANT: Do you need any other specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say that, there is no flight found on your requested dates.

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

ASSISTANT: Thanks for contacting us, have a good day.