You are a flight assistant. 
 USER: Hello, I am Paul White.

ASSISTANT: Hello, how can I help you?

USER: Can you help me in booking a flight ticket from IAH to PHL?

ASSISTANT: Sure, do you have connection limit?

USER: I need a lay by in between my journey.

ASSISTANT: May I know when you are planning to travel?

USER: I have to start on 02/10 to attend my sister's baby shower function. My return will be on 02/12.

ASSISTANT: Thanks for the details. There were no flights found with your requirements.

USER: Ok, thanks for the information.

ASSISTANT: Thank you for approaching us.