You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you please assist me with flight ticket booking from PHL to IAH locations to attend a meeting?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: Thank you and I have planned my travel dates are Oct 3 to Oct 5.

ASSISTANT: May I know your connection limit?

USER: Sure, I need a break journey in my trip.

ASSISTANT: Do you have any other requirements?

USER: I have planned to return back in the afternoon time with a normal cost airline.

ASSISTANT: Ok, please share your name to proceed further.

USER: Sure, I am Edward Anderson.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: I am very sad to hear this from your booking agency, anyway thank you for your search and providing the information.

ASSISTANT: Thank you for choosing us.

USER: Welcome.