You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How could I assist you at this moment?

USER: I need to travel from HOU to PHL, can you help me?

ASSISTANT: Sure, to book a ticket may I know your name please?

USER: I am Dennis Gonzalez.

ASSISTANT: Do you prefer either connecting flight or direct flight?

USER: I need a connecting flight.

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: My travel dates are 06/07 and 06/09.

ASSISTANT: Please provide your requirements.

USER: I have no other requirements.

ASSISTANT: Unfortunately there is no flight found with your given information.

USER: That's ok. Thank you.

ASSISTANT: Thank you.