You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Please assist me to book a connecting flight from PHL to take a part in scuba driving at Evans river in IAH.

ASSISTANT: Sure, can you please share your journey dates?

USER: Sure, I am planning to start on 06/16 and my return date will be on 06/18.

ASSISTANT: Are you looking for any preferred connections?

USER: I prefer to fly in a connecting flight.

ASSISTANT: Do you have any other specifications to be met?

USER: No, please proceed.

ASSISTANT: Can I have your name to proceed further?

USER: I am Jerry Roberts.

ASSISTANT: Ok, please wait a moment.

USER: sure.

ASSISTANT: Thank you for your valuable time, unfortunately no flights available on that route.

USER: That's ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.